diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELDeclSpringbootTest.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELDeclSpringbootTest.java
deleted file mode 100644
index 2f9f592e..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELDeclSpringbootTest.java
+++ /dev/null
@@ -1,225 +0,0 @@
-package com.yomahub.liteflow.test.fallback;
-
-import com.yomahub.liteflow.core.FlowExecutor;
-import com.yomahub.liteflow.flow.LiteflowResponse;
-import com.yomahub.liteflow.test.BaseTest;
-import org.junit.jupiter.api.Assertions;
-import org.junit.jupiter.api.Test;
-import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.context.annotation.ComponentScan;
-import org.springframework.test.context.TestPropertySource;
-
-import javax.annotation.Resource;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
-
-/**
- * SpringBoot 降级组件测试
- *
- * @author DaleLee
- * @since 2.11.1
- */
-@TestPropertySource(value = "classpath:/fallback/application.properties")
-@SpringBootTest(classes = FallbackELDeclSpringbootTest.class)
-@EnableAutoConfiguration
-@ComponentScan({"com.yomahub.liteflow.test.fallback.cmp"})
-public class FallbackELDeclSpringbootTest extends BaseTest {
-
-    @Resource
-    private FlowExecutor flowExecutor;
-
-    @Test
-    public void testThen1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testThen2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhen1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        String executeStepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
-    }
-
-    @Test
-    public void testIf1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIf2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testFor1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testFor2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhile1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhile2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIterator1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIterator2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak3() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testSwitch1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testSwitch2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testAnd1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testOr1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testNot1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testCatch1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testMulti1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testMulti2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testMulti3() {
-        LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testConcurrent1() {
-        LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
-    }
-
-    @Test
-    public void testConcurrent2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
-    }
-
-    @Test
-    public void testConcurrent3() throws ExecutionException, InterruptedException {
-        // 执行多条 chain
-        Future<LiteflowResponse> future1 = flowExecutor.execute2Future("concurrent1", "arg", new Object());
-        Future<LiteflowResponse> future2 = flowExecutor.execute2Future("concurrent2", "arg", new Object());
-        Thread.sleep(1000);
-        LiteflowResponse response1 = future1.get();
-        LiteflowResponse response2 = future2.get();
-        Assertions.assertTrue(response1.isSuccess());
-        String stepStr1 = response1.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
-        Assertions.assertTrue(response2.isSuccess());
-        String stepStr2 = response2.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ACmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ACmp.java
deleted file mode 100644
index 913035fd..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ACmp.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-
-@LiteflowComponent("a")
-public class ACmp {
-
-    @LiteflowMethod(LiteFlowMethodEnum.PROCESS)
-    public void process(NodeComponent bindCmp) {
-        System.out.println("ACmp executed!");
-    }
-
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BCmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BCmp.java
deleted file mode 100644
index af597c5b..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BCmp.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-
-@LiteflowComponent("b")
-public class BCmp {
-
-    @LiteflowMethod(LiteFlowMethodEnum.PROCESS)
-    public void process(NodeComponent bindCmp) {
-        System.out.println("BCmp executed!");
-    }
-
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
deleted file mode 100644
index 7a733678..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("bn1")
-@LiteflowCmpDefine(NodeTypeEnum.BOOLEAN)
-@FallbackCmp
-public class BreakCmp {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BOOLEAN)
-    public boolean processBreak(NodeComponent bindCmp) throws Exception {
-        return true;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
deleted file mode 100644
index e74168e3..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-
-@LiteflowComponent("c")
-@FallbackCmp
-public class CCmp {
-
-    @LiteflowMethod(LiteFlowMethodEnum.PROCESS)
-    public void process(NodeComponent bindCmp) {
-        System.out.println("CCmp executed!");
-    }
-
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/DCmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/DCmp.java
deleted file mode 100644
index 23107e65..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/DCmp.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-
-@LiteflowComponent("d")
-public class DCmp {
-
-    @LiteflowMethod(LiteFlowMethodEnum.PROCESS)
-    public void process(NodeComponent bindCmp) throws Exception {
-        throw new RuntimeException("component[d]");
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
deleted file mode 100644
index 99596035..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("for1")
-@LiteflowCmpDefine(NodeTypeEnum.FOR)
-@FallbackCmp
-public class ForCmp {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_FOR)
-    public int processFor(NodeComponent bindCmp) throws Exception {
-        return 3;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp1.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp1.java
deleted file mode 100644
index 5899ae0e..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp1.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("ifn1")
-@LiteflowCmpDefine(NodeTypeEnum.BOOLEAN)
-public class IfCmp1 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BOOLEAN)
-    public boolean processIf(NodeComponent bindCmp) throws Exception {
-        return true;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
deleted file mode 100644
index f8b2cef8..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("ifn2")
-@LiteflowCmpDefine(NodeTypeEnum.BOOLEAN)
-@FallbackCmp
-public class IfCmp2 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BOOLEAN)
-    public boolean processIf(NodeComponent bindCmp) throws Exception {
-        return false;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp1.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp1.java
deleted file mode 100644
index 1ee36ed1..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp1.java
+++ /dev/null
@@ -1,21 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-import java.util.Arrays;
-import java.util.Iterator;
-
-@LiteflowComponent("itn1")
-@LiteflowCmpDefine(NodeTypeEnum.ITERATOR)
-public class IteratorCmp1 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_ITERATOR)
-    public Iterator<?> processIterator(NodeComponent bindCmp) throws Exception {
-        return Arrays.asList("a", "b", "c").iterator();
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
deleted file mode 100644
index eab745bb..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
+++ /dev/null
@@ -1,23 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-import java.util.Collections;
-import java.util.Iterator;
-
-@LiteflowComponent("itn2")
-@LiteflowCmpDefine(NodeTypeEnum.ITERATOR)
-@FallbackCmp
-public class IteratorCmp2 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_ITERATOR)
-    public Iterator<?> processIterator(NodeComponent bindCmp) throws Exception {
-        return Collections.emptyIterator();
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp1.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp1.java
deleted file mode 100644
index 46948f73..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp1.java
+++ /dev/null
@@ -1,18 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("swn1")
-@LiteflowCmpDefine(NodeTypeEnum.SWITCH)
-public class SwitchCmp1 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_SWITCH)
-    public String processSwitch(NodeComponent bindCmp) throws Exception {
-        return "a";
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
deleted file mode 100644
index 7da7c710..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("swn2")
-@LiteflowCmpDefine(NodeTypeEnum.SWITCH)
-@FallbackCmp
-public class SwitchCmp2 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_SWITCH)
-    public String processSwitch(NodeComponent bindCmp) throws Exception {
-        return "b";
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp1.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp1.java
deleted file mode 100644
index 8f030ec7..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp1.java
+++ /dev/null
@@ -1,31 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-import java.util.HashSet;
-import java.util.Set;
-
-@LiteflowComponent("wn1")
-@LiteflowCmpDefine(NodeTypeEnum.BOOLEAN)
-public class WhileCmp1 {
-    private int count = 0;
-
-    // 执行过的 chain
-    Set<String> executedChain = new HashSet<>();
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BOOLEAN)
-    public boolean processWhile(NodeComponent bindCmp) throws Exception {
-        // 判断是否切换了 chain
-        if (!executedChain.contains(bindCmp.getCurrChainId())) {
-            count = 0;
-            executedChain.add(bindCmp.getCurrChainId());
-        }
-        count++;
-        return count <= 3;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
deleted file mode 100644
index a178b560..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowCmpDefine;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.annotation.LiteflowMethod;
-import com.yomahub.liteflow.core.NodeComponent;
-import com.yomahub.liteflow.enums.LiteFlowMethodEnum;
-import com.yomahub.liteflow.enums.NodeTypeEnum;
-
-@LiteflowComponent("wn2")
-@LiteflowCmpDefine(NodeTypeEnum.BOOLEAN)
-@FallbackCmp
-public class WhileCmp2 {
-
-    @LiteflowMethod(value = LiteFlowMethodEnum.PROCESS_BOOLEAN)
-    public boolean processWhile(NodeComponent bindCmp) throws Exception {
-        return false;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/application.properties b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/application.properties
deleted file mode 100644
index b6a1da88..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/application.properties
+++ /dev/null
@@ -1,2 +0,0 @@
-liteflow.rule-source=fallback/flow.el.xml
-liteflow.fallback-cmp-enable=true
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/flow.el.xml
deleted file mode 100644
index 9647a51d..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-declare-springboot/src/test/resources/fallback/flow.el.xml
+++ /dev/null
@@ -1,136 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<flow>
-    <!-- THEN 普通组件降级 -->
-    <chain name="then1">
-        THEN(a, node("x"));
-    </chain>
-    
-    <chain name="then2">
-        THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
-    </chain>
-
-    <!-- WHEN 普通组件降级 -->
-    <chain name="when1">
-        WHEN(b, node("x"));
-    </chain>
-
-    <!-- IF 条件组件降级 -->
-    <chain name="if1">
-        IF(node("x"), a)
-    </chain>
-    
-    <!-- IF 普通组件降级 -->
-    <chain name="if2">
-        IF(ifn1, node("x"))
-    </chain>
-    
-    <!-- FOR 次数循环组件降级 -->
-    <chain name="for1">
-        FOR(node("x")).DO(a);
-    </chain>
-    
-    <!-- FOR 普通组件降级 -->
-    <chain name="for2">
-        FOR(3).DO(node("x"));
-    </chain>
-    
-    <!-- WHILE 条件循环组件降级 -->
-    <chain name="while1">
-        WHILE(node("x")).DO(a)
-    </chain>
-    
-    <!-- WHILE 普通组件降级 -->
-    <chain name="while2">
-        WHILE(wn1).DO(node("x"))
-    </chain>
-    
-    <!-- ITERATOR 迭代组件降级 -->
-    <chain name="iterator1">
-        ITERATOR(node("x")).DO(a)
-    </chain>
-    
-    <!-- ITERATOR 普通组件降级 -->
-    <chain name="iterator2">
-        ITERATOR(itn1).DO(node("x"))
-    </chain>
-    
-    <!-- BREAK 退出循环组件降级 -->
-    <chain name="break1">
-        FOR(3).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <chain name="break2">
-        WHILE(wn1).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <chain name="break3">
-        ITERATOR(itn1).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <!-- SWITCH 选择组件降级 -->
-    <chain name="switch1">
-        SWITCH(node("x")).to(a,b);
-    </chain>
-    
-    <!-- SWITCH 普通组件降级 -->
-    <chain name="switch2">
-        SWITCH(swn1).to(node("x"),a);
-    </chain>
-    
-    <!-- AND 条件组件降级 -->
-    <chain name="and1">
-        IF(AND(node("x"),ifn1), a);
-    </chain>
-    
-    <!-- OR 条件组件降级 -->
-    <chain name="or1">
-        IF(OR(node("x"),ifn1), a);
-    </chain>
-    
-    <!-- NOT 条件组件降级 -->
-    <chain name="not1">
-        IF(NOT(node("x")), a);
-    </chain>
-    
-    <!-- CATCH 普通组件降级 -->
-    <chain name="catch1">
-            CATCH(THEN(a, d)).DO(node("x"))
-    </chain>
-    
-    <!-- 多个组件降级 -->
-    <chain name="multi1">
-        THEN(
-            a,
-            node("x1"),
-            IF(node("x2"), b)
-        );
-    </chain>
-    
-    <chain name="multi2">
-        IF(
-            OR(node("x1"), ifn1),
-            THEN(a, node("x2"))
-        );
-    </chain>
-    
-    <chain name="multi3">
-        FOR(node("x1")).DO(
-            THEN(b, node("x2"))
-        );
-    </chain>
-
-    <!-- 并发降级测试 -->
-    <chain name="concurrent1">
-        WHEN(
-            THEN(node("x1")),
-            IF(node("x2"), b)
-        ).maxWaitSeconds(10000);
-    </chain>
-
-    <chain name="concurrent2">
-        WHEN(
-            node("x1"),
-            IF(node("x2"), b)
-        ).maxWaitSeconds(10000);
-    </chain>
-</flow>
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/pom.xml b/liteflow-testcase-el/liteflow-testcase-el-nospring/pom.xml
index 4020d12a..ed8ba75e 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/pom.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/pom.xml
@@ -19,6 +19,11 @@
             <artifactId>liteflow-core</artifactId>
             <version>${revision}</version>
         </dependency>
+        <dependency>
+            <groupId>com.yomahub</groupId>
+            <artifactId>liteflow-el-builder</artifactId>
+            <version>${revision}</version>
+        </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/FallbackTest.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/FallbackTest.java
index 3ffb7dbc..7a27baff 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/FallbackTest.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/FallbackTest.java
@@ -1,5 +1,8 @@
 package com.yomahub.liteflow.test.fallback;
 
+import com.yomahub.liteflow.builder.el.ELBus;
+import com.yomahub.liteflow.builder.el.ELWrapper;
+import com.yomahub.liteflow.builder.el.LiteFlowChainELBuilder;
 import com.yomahub.liteflow.core.FlowExecutor;
 import com.yomahub.liteflow.core.FlowExecutorHolder;
 import com.yomahub.liteflow.flow.LiteflowResponse;
@@ -33,14 +36,14 @@ public class FallbackTest extends BaseTest {
     public void testThen1() {
         LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testThen2() {
         LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -48,147 +51,112 @@ public class FallbackTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String executeStepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
+        Assertions.assertTrue("b==>fb_comm_cmp".equals(executeStepStr) || "fb_comm_cmp==>b".equals(executeStepStr));
     }
 
     @Test
     public void testIf1() {
         LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIf2() {
         LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("ifn1==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor1() {
         LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>a==>a==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor2() {
         LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testWhile1() {
         LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhile2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIterator1() {
         LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIterator2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_iter_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testBreak1() {
         LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak3() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>a==>fb_bool_cmp==>a==>fb_bool_cmp==>a==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testSwitch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testSwitch2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_sw_cmp==>b", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testAnd1() {
         LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testOr1() {
         LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testNot1() {
         LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testCatch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>d==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti1() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti2() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti3() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -196,7 +164,7 @@ public class FallbackTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr));
     }
 
     @Test
@@ -204,7 +172,7 @@ public class FallbackTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "ifn2==>c".equals(stepStr));
     }
 
     @Test
@@ -217,9 +185,18 @@ public class FallbackTest extends BaseTest {
         LiteflowResponse response2 = future2.get();
         Assertions.assertTrue(response1.isSuccess());
         String stepStr1 = response1.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr1) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr1));
         Assertions.assertTrue(response2.isSuccess());
         String stepStr2 = response2.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr2) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr2));
+    }
+
+    @Test
+    public void testWithElBuild(){
+        ELWrapper el = ELBus.then("a", "b", "az");
+        LiteFlowChainELBuilder.createChain().setChainId("elBuilder").setEL(el.toEL()).build();
+        LiteflowResponse response = flowExecutor.execute2Resp("elBuilder");
+        Assertions.assertTrue(response.isSuccess());
+        Assertions.assertEquals("a==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 }
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
similarity index 82%
rename from liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
index a333ea0e..360b204b 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
@@ -4,7 +4,7 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.core.NodeBooleanComponent;
 
 @FallbackCmp
-public class IfCmp2 extends NodeBooleanComponent {
+public class BooleanFBCmp extends NodeBooleanComponent {
 
     @Override
     public boolean processBoolean() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
deleted file mode 100644
index b59e7c9d..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@FallbackCmp
-public class BreakCmp extends NodeBooleanComponent {
-
-    @Override
-    public boolean processBoolean() throws Exception {
-        return true;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
similarity index 84%
rename from liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
index 8e191587..780c8868 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
@@ -4,7 +4,7 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.core.NodeComponent;
 
 @FallbackCmp
-public class CCmp extends NodeComponent {
+public class CommonFBCmp extends NodeComponent {
 
     @Override
     public void process() {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
similarity index 83%
rename from liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
index 0a69a763..115c7a9f 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
@@ -4,7 +4,7 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.core.NodeForComponent;
 
 @FallbackCmp
-public class ForCmp extends NodeForComponent {
+public class ForFBCmp extends NodeForComponent {
 
     @Override
     public int processFor() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
similarity index 85%
rename from liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
index 1a6456da..6fb30a02 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
@@ -7,7 +7,7 @@ import java.util.Collections;
 import java.util.Iterator;
 
 @FallbackCmp
-public class IteratorCmp2 extends NodeIteratorComponent {
+public class IterFBCmp extends NodeIteratorComponent {
 
     @Override
     public Iterator<?> processIterator() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
similarity index 83%
rename from liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
index 78b10c31..de3bb4d9 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
@@ -4,7 +4,7 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.core.NodeSwitchComponent;
 
 @FallbackCmp
-public class SwitchCmp2 extends NodeSwitchComponent {
+public class SwFBCmp extends NodeSwitchComponent {
 
     @Override
     public String processSwitch() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
deleted file mode 100644
index f3e76823..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@FallbackCmp
-public class WhileCmp2 extends NodeBooleanComponent {
-    
-    @Override
-    public boolean processBoolean() throws Exception {
-        return false;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/resources/fallback/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/resources/fallback/flow.el.xml
index 24eba9db..85be51c9 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/resources/fallback/flow.el.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-nospring/src/test/resources/fallback/flow.el.xml
@@ -3,25 +3,23 @@
     <nodes>
         <node id = "a" class="com.yomahub.liteflow.test.fallback.cmp.ACmp"/>
         <node id = "b" class="com.yomahub.liteflow.test.fallback.cmp.BCmp"/>
-        <node id = "c" class="com.yomahub.liteflow.test.fallback.cmp.CCmp"/>
         <node id = "d" class="com.yomahub.liteflow.test.fallback.cmp.DCmp"/>
+        <node id = "fb_bool_cmp" class="com.yomahub.liteflow.test.fallback.cmp.BooleanFBCmp"/>
+        <node id = "fb_comm_cmp" class="com.yomahub.liteflow.test.fallback.cmp.CommonFBCmp"/>
+        <node id = "fb_for_cmp" class="com.yomahub.liteflow.test.fallback.cmp.ForFBCmp"/>
         <node id = "ifn1" class="com.yomahub.liteflow.test.fallback.cmp.IfCmp1"/>
-        <node id = "ifn2" class="com.yomahub.liteflow.test.fallback.cmp.IfCmp2"/>
-        <node id = "swn1" class="com.yomahub.liteflow.test.fallback.cmp.SwitchCmp1"/>
-        <node id = "swn2" class="com.yomahub.liteflow.test.fallback.cmp.SwitchCmp2"/>
-        <node id = "for1" class="com.yomahub.liteflow.test.fallback.cmp.ForCmp"/>
-        <node id = "wn1" class="com.yomahub.liteflow.test.fallback.cmp.WhileCmp1"/>
-        <node id = "wn2" class="com.yomahub.liteflow.test.fallback.cmp.WhileCmp2"/>
         <node id = "itn1" class="com.yomahub.liteflow.test.fallback.cmp.IteratorCmp1"/>
-        <node id = "itn2" class="com.yomahub.liteflow.test.fallback.cmp.IteratorCmp2"/>
-        <node id = "bn1" class="com.yomahub.liteflow.test.fallback.cmp.BreakCmp"/>
+        <node id = "fb_iter_cmp" class="com.yomahub.liteflow.test.fallback.cmp.IterFBCmp"/>
+        <node id = "fb_sw_cmp" class="com.yomahub.liteflow.test.fallback.cmp.SwFBCmp"/>
+        <node id = "swn1" class="com.yomahub.liteflow.test.fallback.cmp.SwitchCmp1"/>
+        <node id = "wn1" class="com.yomahub.liteflow.test.fallback.cmp.WhileCmp1"/>
     </nodes>
 
     <!-- THEN 普通组件降级 -->
     <chain name="then1">
         THEN(a, node("x"));
     </chain>
-    
+
     <chain name="then2">
         THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
     </chain>
@@ -35,119 +33,96 @@
     <chain name="if1">
         IF(node("x"), a)
     </chain>
-    
+
     <!-- IF 普通组件降级 -->
     <chain name="if2">
         IF(ifn1, node("x"))
     </chain>
-    
+
     <!-- FOR 次数循环组件降级 -->
     <chain name="for1">
         FOR(node("x")).DO(a);
     </chain>
-    
+
     <!-- FOR 普通组件降级 -->
     <chain name="for2">
         FOR(3).DO(node("x"));
     </chain>
-    
+
     <!-- WHILE 条件循环组件降级 -->
     <chain name="while1">
         WHILE(node("x")).DO(a)
     </chain>
-    
-    <!-- WHILE 普通组件降级 -->
-    <chain name="while2">
-        WHILE(wn1).DO(node("x"))
-    </chain>
-    
+
     <!-- ITERATOR 迭代组件降级 -->
     <chain name="iterator1">
         ITERATOR(node("x")).DO(a)
     </chain>
-    
-    <!-- ITERATOR 普通组件降级 -->
-    <chain name="iterator2">
-        ITERATOR(itn1).DO(node("x"))
-    </chain>
-    
+
     <!-- BREAK 退出循环组件降级 -->
     <chain name="break1">
         FOR(3).DO(a).BREAK(node("x"));
     </chain>
-    
-    <chain name="break2">
-        WHILE(wn1).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <chain name="break3">
-        ITERATOR(itn1).DO(a).BREAK(node("x"));
-    </chain>
-    
+
     <!-- SWITCH 选择组件降级 -->
     <chain name="switch1">
         SWITCH(node("x")).to(a,b);
     </chain>
-    
-    <!-- SWITCH 普通组件降级 -->
-    <chain name="switch2">
-        SWITCH(swn1).to(node("x"),a);
-    </chain>
-    
+
     <!-- AND 条件组件降级 -->
     <chain name="and1">
         IF(AND(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- OR 条件组件降级 -->
     <chain name="or1">
         IF(OR(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- NOT 条件组件降级 -->
     <chain name="not1">
         IF(NOT(node("x")), a);
     </chain>
-    
+
     <!-- CATCH 普通组件降级 -->
     <chain name="catch1">
-            CATCH(THEN(a, d)).DO(node("x"))
+        CATCH(THEN(a, d)).DO(node("x"))
     </chain>
-    
+
     <!-- 多个组件降级 -->
     <chain name="multi1">
         THEN(
-            a,
-            node("x1"),
-            IF(node("x2"), b)
+        a,
+        node("x1"),
+        IF(node("x2"), b)
         );
     </chain>
-    
+
     <chain name="multi2">
         IF(
-            OR(node("x1"), ifn1),
-            THEN(a, node("x2"))
+        OR(node("x1"), ifn1),
+        THEN(a, node("x2"))
         );
     </chain>
-    
+
     <chain name="multi3">
         FOR(node("x1")).DO(
-            THEN(b, node("x2"))
+        THEN(b, node("x2"))
         );
     </chain>
 
     <!-- 并发降级测试 -->
     <chain name="concurrent1">
         WHEN(
-            THEN(node("x1")),
-            IF(node("x2"), b)
+        THEN(node("x1")),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 
     <chain name="concurrent2">
         WHEN(
-            node("x1"),
-            IF(node("x2"), b)
+        node("x1"),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 </flow>
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/pom.xml b/liteflow-testcase-el/liteflow-testcase-el-solon/pom.xml
index 2993329c..b1bc0903 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/pom.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/pom.xml
@@ -19,6 +19,12 @@
             <version>${revision}</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.yomahub</groupId>
+            <artifactId>liteflow-el-builder</artifactId>
+            <version>${revision}</version>
+        </dependency>
+
         <dependency>
             <groupId>org.noear</groupId>
             <artifactId>solon-test-junit5</artifactId>
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSolonTest.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSolonTest.java
index dae75cc1..fe3966a2 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSolonTest.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSolonTest.java
@@ -1,5 +1,8 @@
 package com.yomahub.liteflow.test.fallback;
 
+import com.yomahub.liteflow.builder.el.ELBus;
+import com.yomahub.liteflow.builder.el.ELWrapper;
+import com.yomahub.liteflow.builder.el.LiteFlowChainELBuilder;
 import com.yomahub.liteflow.core.FlowExecutor;
 import com.yomahub.liteflow.flow.LiteflowResponse;
 import com.yomahub.liteflow.test.BaseTest;
@@ -30,14 +33,14 @@ public class FallbackELSolonTest extends BaseTest {
     public void testThen1() {
         LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testThen2() {
         LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -45,147 +48,112 @@ public class FallbackELSolonTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String executeStepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
+        Assertions.assertTrue("b==>fb_comm_cmp".equals(executeStepStr) || "fb_comm_cmp==>b".equals(executeStepStr));
     }
 
     @Test
     public void testIf1() {
         LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIf2() {
         LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("ifn1==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor1() {
         LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>a==>a==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor2() {
         LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testWhile1() {
         LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhile2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIterator1() {
         LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIterator2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_iter_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testBreak1() {
         LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak3() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>a==>fb_bool_cmp==>a==>fb_bool_cmp==>a==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testSwitch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testSwitch2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_sw_cmp==>b", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testAnd1() {
         LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testOr1() {
         LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testNot1() {
         LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testCatch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>d==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti1() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti2() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti3() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -193,7 +161,7 @@ public class FallbackELSolonTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr));
     }
 
     @Test
@@ -201,7 +169,7 @@ public class FallbackELSolonTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "ifn2==>c".equals(stepStr));
     }
 
     @Test
@@ -214,9 +182,18 @@ public class FallbackELSolonTest extends BaseTest {
         LiteflowResponse response2 = future2.get();
         Assertions.assertTrue(response1.isSuccess());
         String stepStr1 = response1.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr1) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr1));
         Assertions.assertTrue(response2.isSuccess());
         String stepStr2 = response2.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr2) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr2));
+    }
+
+    @Test
+    public void testWithElBuild(){
+        ELWrapper el = ELBus.then("a", "b", "az");
+        LiteFlowChainELBuilder.createChain().setChainId("elBuilder").setEL(el.toEL()).build();
+        LiteflowResponse response = flowExecutor.execute2Resp("elBuilder");
+        Assertions.assertTrue(response.isSuccess());
+        Assertions.assertEquals("a==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 }
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
similarity index 78%
rename from liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
index 4dd233e3..ca800d99 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeBooleanComponent;
 
-@LiteflowComponent("ifn2")
+@LiteflowComponent("fb_bool_cmp")
 @FallbackCmp
-public class IfCmp2 extends NodeBooleanComponent {
+public class BooleanFBCmp extends NodeBooleanComponent {
 
     @Override
     public boolean processBoolean() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
deleted file mode 100644
index 448d7501..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@LiteflowComponent("bn1")
-@FallbackCmp
-public class BreakCmp extends NodeBooleanComponent {
-
-    @Override
-    public boolean processBoolean() throws Exception {
-        return true;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
index 54d0799b..e7e397c2 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeComponent;
 
-@LiteflowComponent("c")
+@LiteflowComponent("fb_comm_cmp")
 @FallbackCmp
-public class CCmp extends NodeComponent {
+public class CommonFBCmp extends NodeComponent {
 
     @Override
     public void process() {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
index 2607f8ac..9e53e8e0 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeForComponent;
 
-@LiteflowComponent("for1")
+@LiteflowComponent("fb_for_cmp")
 @FallbackCmp
-public class ForCmp extends NodeForComponent {
+public class ForFBCmp extends NodeForComponent {
 
     @Override
     public int processFor() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
similarity index 82%
rename from liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
index c45f1903..c3014cb5 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
@@ -7,9 +7,9 @@ import com.yomahub.liteflow.core.NodeIteratorComponent;
 import java.util.Collections;
 import java.util.Iterator;
 
-@LiteflowComponent("itn2")
+@LiteflowComponent("fb_iter_cmp")
 @FallbackCmp
-public class IteratorCmp2 extends NodeIteratorComponent {
+public class IterFBCmp extends NodeIteratorComponent {
 
     @Override
     public Iterator<?> processIterator() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
index 28b1edcf..453709f7 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeSwitchComponent;
 
-@LiteflowComponent("swn2")
+@LiteflowComponent("fb_sw_cmp")
 @FallbackCmp
-public class SwitchCmp2 extends NodeSwitchComponent {
+public class SwFBCmp extends NodeSwitchComponent {
 
     @Override
     public String processSwitch() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
deleted file mode 100644
index eb21b885..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@LiteflowComponent("wn2")
-@FallbackCmp
-public class WhileCmp2 extends NodeBooleanComponent {
-    
-    @Override
-    public boolean processBoolean() throws Exception {
-        return false;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/resources/fallback/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/resources/fallback/flow.el.xml
index 9647a51d..e944bdd4 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/resources/fallback/flow.el.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/resources/fallback/flow.el.xml
@@ -4,7 +4,7 @@
     <chain name="then1">
         THEN(a, node("x"));
     </chain>
-    
+
     <chain name="then2">
         THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
     </chain>
@@ -18,119 +18,96 @@
     <chain name="if1">
         IF(node("x"), a)
     </chain>
-    
+
     <!-- IF 普通组件降级 -->
     <chain name="if2">
         IF(ifn1, node("x"))
     </chain>
-    
+
     <!-- FOR 次数循环组件降级 -->
     <chain name="for1">
         FOR(node("x")).DO(a);
     </chain>
-    
+
     <!-- FOR 普通组件降级 -->
     <chain name="for2">
         FOR(3).DO(node("x"));
     </chain>
-    
+
     <!-- WHILE 条件循环组件降级 -->
     <chain name="while1">
         WHILE(node("x")).DO(a)
     </chain>
-    
-    <!-- WHILE 普通组件降级 -->
-    <chain name="while2">
-        WHILE(wn1).DO(node("x"))
-    </chain>
-    
+
     <!-- ITERATOR 迭代组件降级 -->
     <chain name="iterator1">
         ITERATOR(node("x")).DO(a)
     </chain>
-    
-    <!-- ITERATOR 普通组件降级 -->
-    <chain name="iterator2">
-        ITERATOR(itn1).DO(node("x"))
-    </chain>
-    
+
     <!-- BREAK 退出循环组件降级 -->
     <chain name="break1">
         FOR(3).DO(a).BREAK(node("x"));
     </chain>
-    
-    <chain name="break2">
-        WHILE(wn1).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <chain name="break3">
-        ITERATOR(itn1).DO(a).BREAK(node("x"));
-    </chain>
-    
+
     <!-- SWITCH 选择组件降级 -->
     <chain name="switch1">
         SWITCH(node("x")).to(a,b);
     </chain>
-    
-    <!-- SWITCH 普通组件降级 -->
-    <chain name="switch2">
-        SWITCH(swn1).to(node("x"),a);
-    </chain>
-    
+
     <!-- AND 条件组件降级 -->
     <chain name="and1">
         IF(AND(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- OR 条件组件降级 -->
     <chain name="or1">
         IF(OR(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- NOT 条件组件降级 -->
     <chain name="not1">
         IF(NOT(node("x")), a);
     </chain>
-    
+
     <!-- CATCH 普通组件降级 -->
     <chain name="catch1">
-            CATCH(THEN(a, d)).DO(node("x"))
+        CATCH(THEN(a, d)).DO(node("x"))
     </chain>
-    
+
     <!-- 多个组件降级 -->
     <chain name="multi1">
         THEN(
-            a,
-            node("x1"),
-            IF(node("x2"), b)
+        a,
+        node("x1"),
+        IF(node("x2"), b)
         );
     </chain>
-    
+
     <chain name="multi2">
         IF(
-            OR(node("x1"), ifn1),
-            THEN(a, node("x2"))
+        OR(node("x1"), ifn1),
+        THEN(a, node("x2"))
         );
     </chain>
-    
+
     <chain name="multi3">
         FOR(node("x1")).DO(
-            THEN(b, node("x2"))
+        THEN(b, node("x2"))
         );
     </chain>
 
     <!-- 并发降级测试 -->
     <chain name="concurrent1">
         WHEN(
-            THEN(node("x1")),
-            IF(node("x2"), b)
+        THEN(node("x1")),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 
     <chain name="concurrent2">
         WHEN(
-            node("x1"),
-            IF(node("x2"), b)
+        node("x1"),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 </flow>
\ No newline at end of file
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/pom.xml b/liteflow-testcase-el/liteflow-testcase-el-springnative/pom.xml
index 332c7fa6..9207969c 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/pom.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/pom.xml
@@ -19,6 +19,12 @@
             <version>${revision}</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.yomahub</groupId>
+            <artifactId>liteflow-el-builder</artifactId>
+            <version>${revision}</version>
+        </dependency>
+
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSpringTest.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSpringTest.java
index a6552f9f..31a6ec75 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSpringTest.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/FallbackELSpringTest.java
@@ -1,5 +1,8 @@
 package com.yomahub.liteflow.test.fallback;
 
+import com.yomahub.liteflow.builder.el.ELBus;
+import com.yomahub.liteflow.builder.el.ELWrapper;
+import com.yomahub.liteflow.builder.el.LiteFlowChainELBuilder;
 import com.yomahub.liteflow.core.FlowExecutor;
 import com.yomahub.liteflow.flow.LiteflowResponse;
 import com.yomahub.liteflow.test.BaseTest;
@@ -29,14 +32,14 @@ public class FallbackELSpringTest extends BaseTest {
     public void testThen1() {
         LiteflowResponse response = flowExecutor.execute2Resp("then1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testThen2() {
         LiteflowResponse response = flowExecutor.execute2Resp("then2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -44,147 +47,112 @@ public class FallbackELSpringTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("when1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String executeStepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("b==>c".equals(executeStepStr) || "c==>b".equals(executeStepStr));
+        Assertions.assertTrue("b==>fb_comm_cmp".equals(executeStepStr) || "fb_comm_cmp==>b".equals(executeStepStr));
     }
 
     @Test
     public void testIf1() {
         LiteflowResponse response = flowExecutor.execute2Resp("if1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIf2() {
         LiteflowResponse response = flowExecutor.execute2Resp("if2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn1==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("ifn1==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor1() {
         LiteflowResponse response = flowExecutor.execute2Resp("for1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>a==>a==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>a==>a==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testFor2() {
         LiteflowResponse response = flowExecutor.execute2Resp("for2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>fb_comm_cmp==>fb_comm_cmp==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testWhile1() {
         LiteflowResponse response = flowExecutor.execute2Resp("while1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testWhile2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("while2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>c==>wn1==>c==>wn1==>c==>wn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testIterator1() {
         LiteflowResponse response = flowExecutor.execute2Resp("iterator1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn2", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testIterator2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("iterator2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>c==>c==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_iter_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testBreak1() {
         LiteflowResponse response = flowExecutor.execute2Resp("break1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("LOOP_3==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("wn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testBreak3() {
-        LiteflowResponse response = flowExecutor.execute2Resp("break3", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("itn1==>a==>bn1", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("LOOP_3==>a==>fb_bool_cmp==>a==>fb_bool_cmp==>a==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testSwitch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("switch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn2==>b", response.getExecuteStepStrWithoutTime());
-    }
-
-    @Test
-    public void testSwitch2() {
-        LiteflowResponse response = flowExecutor.execute2Resp("switch2", "arg");
-        Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("swn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_sw_cmp==>b", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testAnd1() {
         LiteflowResponse response = flowExecutor.execute2Resp("and1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testOr1() {
         LiteflowResponse response = flowExecutor.execute2Resp("or1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testNot1() {
         LiteflowResponse response = flowExecutor.execute2Resp("not1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>a", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>a", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testCatch1() {
         LiteflowResponse response = flowExecutor.execute2Resp("catch1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>d==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>d==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti1() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi1", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("a==>c==>ifn2", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("a==>fb_comm_cmp==>fb_bool_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti2() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi2", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("ifn2==>ifn1==>a==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_bool_cmp==>ifn1==>a==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
     public void testMulti3() {
         LiteflowResponse response = flowExecutor.execute2Resp("multi3", "arg");
         Assertions.assertTrue(response.isSuccess());
-        Assertions.assertEquals("for1==>b==>c==>b==>c==>b==>c", response.getExecuteStepStrWithoutTime());
+        Assertions.assertEquals("fb_for_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 
     @Test
@@ -192,7 +160,7 @@ public class FallbackELSpringTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent1", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr));
     }
 
     @Test
@@ -200,7 +168,7 @@ public class FallbackELSpringTest extends BaseTest {
         LiteflowResponse response = flowExecutor.execute2Resp("concurrent2", "arg");
         Assertions.assertTrue(response.isSuccess());
         String stepStr = response.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr) || "ifn2==>c".equals(stepStr));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr) || "ifn2==>c".equals(stepStr));
     }
 
     @Test
@@ -213,9 +181,18 @@ public class FallbackELSpringTest extends BaseTest {
         LiteflowResponse response2 = future2.get();
         Assertions.assertTrue(response1.isSuccess());
         String stepStr1 = response1.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr1) || "ifn2==>c".equals(stepStr1));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr1) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr1));
         Assertions.assertTrue(response2.isSuccess());
         String stepStr2 = response2.getExecuteStepStrWithoutTime();
-        Assertions.assertTrue("c==>ifn2".equals(stepStr2) || "ifn2==>c".equals(stepStr2));
+        Assertions.assertTrue("fb_comm_cmp==>fb_bool_cmp".equals(stepStr2) || "fb_bool_cmp==>fb_comm_cmp".equals(stepStr2));
+    }
+
+    @Test
+    public void testWithElBuild(){
+        ELWrapper el = ELBus.then("a", "b", "az");
+        LiteFlowChainELBuilder.createChain().setChainId("elBuilder").setEL(el.toEL()).build();
+        LiteflowResponse response = flowExecutor.execute2Resp("elBuilder");
+        Assertions.assertTrue(response.isSuccess());
+        Assertions.assertEquals("a==>b==>fb_comm_cmp", response.getExecuteStepStrWithoutTime());
     }
 }
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
similarity index 78%
rename from liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
index 4dd233e3..ca800d99 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IfCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BooleanFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeBooleanComponent;
 
-@LiteflowComponent("ifn2")
+@LiteflowComponent("fb_bool_cmp")
 @FallbackCmp
-public class IfCmp2 extends NodeBooleanComponent {
+public class BooleanFBCmp extends NodeBooleanComponent {
 
     @Override
     public boolean processBoolean() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
deleted file mode 100644
index 448d7501..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/BreakCmp.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@LiteflowComponent("bn1")
-@FallbackCmp
-public class BreakCmp extends NodeBooleanComponent {
-
-    @Override
-    public boolean processBoolean() throws Exception {
-        return true;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
index 54d0799b..e7e397c2 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/CommonFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeComponent;
 
-@LiteflowComponent("c")
+@LiteflowComponent("fb_comm_cmp")
 @FallbackCmp
-public class CCmp extends NodeComponent {
+public class CommonFBCmp extends NodeComponent {
 
     @Override
     public void process() {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
rename to liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
index 2607f8ac..9e53e8e0 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForCmp.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/ForFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeForComponent;
 
-@LiteflowComponent("for1")
+@LiteflowComponent("fb_for_cmp")
 @FallbackCmp
-public class ForCmp extends NodeForComponent {
+public class ForFBCmp extends NodeForComponent {
 
     @Override
     public int processFor() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
similarity index 82%
rename from liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
index c45f1903..c3014cb5 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-solon/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IteratorCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/IterFBCmp.java
@@ -7,9 +7,9 @@ import com.yomahub.liteflow.core.NodeIteratorComponent;
 import java.util.Collections;
 import java.util.Iterator;
 
-@LiteflowComponent("itn2")
+@LiteflowComponent("fb_iter_cmp")
 @FallbackCmp
-public class IteratorCmp2 extends NodeIteratorComponent {
+public class IterFBCmp extends NodeIteratorComponent {
 
     @Override
     public Iterator<?> processIterator() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
similarity index 79%
rename from liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
rename to liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
index 28b1edcf..453709f7 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwitchCmp2.java
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/SwFBCmp.java
@@ -4,9 +4,9 @@ import com.yomahub.liteflow.annotation.FallbackCmp;
 import com.yomahub.liteflow.annotation.LiteflowComponent;
 import com.yomahub.liteflow.core.NodeSwitchComponent;
 
-@LiteflowComponent("swn2")
+@LiteflowComponent("fb_sw_cmp")
 @FallbackCmp
-public class SwitchCmp2 extends NodeSwitchComponent {
+public class SwFBCmp extends NodeSwitchComponent {
 
     @Override
     public String processSwitch() throws Exception {
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
deleted file mode 100644
index eb21b885..00000000
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/java/com/yomahub/liteflow/test/fallback/cmp/WhileCmp2.java
+++ /dev/null
@@ -1,15 +0,0 @@
-package com.yomahub.liteflow.test.fallback.cmp;
-
-import com.yomahub.liteflow.annotation.FallbackCmp;
-import com.yomahub.liteflow.annotation.LiteflowComponent;
-import com.yomahub.liteflow.core.NodeBooleanComponent;
-
-@LiteflowComponent("wn2")
-@FallbackCmp
-public class WhileCmp2 extends NodeBooleanComponent {
-    
-    @Override
-    public boolean processBoolean() throws Exception {
-        return false;
-    }
-}
diff --git a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/resources/fallback/flow.el.xml b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/resources/fallback/flow.el.xml
index 9647a51d..e944bdd4 100644
--- a/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/resources/fallback/flow.el.xml
+++ b/liteflow-testcase-el/liteflow-testcase-el-springnative/src/test/resources/fallback/flow.el.xml
@@ -4,7 +4,7 @@
     <chain name="then1">
         THEN(a, node("x"));
     </chain>
-    
+
     <chain name="then2">
         THEN(PRE(node("x1")), node("x2"), FINALLY(node("x3")));
     </chain>
@@ -18,119 +18,96 @@
     <chain name="if1">
         IF(node("x"), a)
     </chain>
-    
+
     <!-- IF 普通组件降级 -->
     <chain name="if2">
         IF(ifn1, node("x"))
     </chain>
-    
+
     <!-- FOR 次数循环组件降级 -->
     <chain name="for1">
         FOR(node("x")).DO(a);
     </chain>
-    
+
     <!-- FOR 普通组件降级 -->
     <chain name="for2">
         FOR(3).DO(node("x"));
     </chain>
-    
+
     <!-- WHILE 条件循环组件降级 -->
     <chain name="while1">
         WHILE(node("x")).DO(a)
     </chain>
-    
-    <!-- WHILE 普通组件降级 -->
-    <chain name="while2">
-        WHILE(wn1).DO(node("x"))
-    </chain>
-    
+
     <!-- ITERATOR 迭代组件降级 -->
     <chain name="iterator1">
         ITERATOR(node("x")).DO(a)
     </chain>
-    
-    <!-- ITERATOR 普通组件降级 -->
-    <chain name="iterator2">
-        ITERATOR(itn1).DO(node("x"))
-    </chain>
-    
+
     <!-- BREAK 退出循环组件降级 -->
     <chain name="break1">
         FOR(3).DO(a).BREAK(node("x"));
     </chain>
-    
-    <chain name="break2">
-        WHILE(wn1).DO(a).BREAK(node("x"));
-    </chain>
-    
-    <chain name="break3">
-        ITERATOR(itn1).DO(a).BREAK(node("x"));
-    </chain>
-    
+
     <!-- SWITCH 选择组件降级 -->
     <chain name="switch1">
         SWITCH(node("x")).to(a,b);
     </chain>
-    
-    <!-- SWITCH 普通组件降级 -->
-    <chain name="switch2">
-        SWITCH(swn1).to(node("x"),a);
-    </chain>
-    
+
     <!-- AND 条件组件降级 -->
     <chain name="and1">
         IF(AND(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- OR 条件组件降级 -->
     <chain name="or1">
         IF(OR(node("x"),ifn1), a);
     </chain>
-    
+
     <!-- NOT 条件组件降级 -->
     <chain name="not1">
         IF(NOT(node("x")), a);
     </chain>
-    
+
     <!-- CATCH 普通组件降级 -->
     <chain name="catch1">
-            CATCH(THEN(a, d)).DO(node("x"))
+        CATCH(THEN(a, d)).DO(node("x"))
     </chain>
-    
+
     <!-- 多个组件降级 -->
     <chain name="multi1">
         THEN(
-            a,
-            node("x1"),
-            IF(node("x2"), b)
+        a,
+        node("x1"),
+        IF(node("x2"), b)
         );
     </chain>
-    
+
     <chain name="multi2">
         IF(
-            OR(node("x1"), ifn1),
-            THEN(a, node("x2"))
+        OR(node("x1"), ifn1),
+        THEN(a, node("x2"))
         );
     </chain>
-    
+
     <chain name="multi3">
         FOR(node("x1")).DO(
-            THEN(b, node("x2"))
+        THEN(b, node("x2"))
         );
     </chain>
 
     <!-- 并发降级测试 -->
     <chain name="concurrent1">
         WHEN(
-            THEN(node("x1")),
-            IF(node("x2"), b)
+        THEN(node("x1")),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 
     <chain name="concurrent2">
         WHEN(
-            node("x1"),
-            IF(node("x2"), b)
+        node("x1"),
+        IF(node("x2"), b)
         ).maxWaitSeconds(10000);
     </chain>
 </flow>
\ No newline at end of file