diff --git a/cmake/package.cmake b/cmake/package.cmake
index edc88c2b348..53780640951 100644
--- a/cmake/package.cmake
+++ b/cmake/package.cmake
@@ -146,15 +146,6 @@ if (ENABLE_MPI)
             COMPONENT mindspore
         )
     endif ()
-    file(GLOB_RECURSE MPI_LIB_LIST
-        ${ompi_LIBPATH}/libmpi${CMAKE_SHARED_LIBRARY_SUFFIX}*
-        ${ompi_LIBPATH}/libopen*${CMAKE_SHARED_LIBRARY_SUFFIX}*
-    )
-    install(
-        FILES ${MPI_LIB_LIST}
-        DESTINATION ${INSTALL_LIB_DIR}
-        COMPONENT mindspore
-    )
 endif ()
 
 if (ENABLE_GPU)
diff --git a/mindspore/ccsrc/CMakeLists.txt b/mindspore/ccsrc/CMakeLists.txt
index d2f25c0fac1..41ab94e5b23 100644
--- a/mindspore/ccsrc/CMakeLists.txt
+++ b/mindspore/ccsrc/CMakeLists.txt
@@ -164,11 +164,7 @@ if (ENABLE_DEBUGGER)
 endif()
 
 target_link_libraries(mindspore proto_input)
-if (ENABLE_MPI AND ENABLE_CPU)
-    target_link_libraries(mindspore securec mindspore::flatbuffers mpi_adapter)
-else ()
-    target_link_libraries(mindspore securec mindspore::flatbuffers)
-endif ()
+target_link_libraries(mindspore securec mindspore::flatbuffers)
 
 if (NOT WIN32)
   target_link_libraries(mindspore dl)
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/allgather_cpu_kernel.cc b/mindspore/ccsrc/backend/kernel_compiler/cpu/allgather_cpu_kernel.cc
index 55afecb8fac..514cbcdea50 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/allgather_cpu_kernel.cc
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/allgather_cpu_kernel.cc
@@ -15,7 +15,7 @@
  */
 #include "backend/kernel_compiler/cpu/allgather_cpu_kernel.h"
 #include "runtime/device/cpu/cpu_device_address.h"
-#include "runtime/device/cpu/mpi/mpi_adapter.h"
+#include "runtime/device/cpu/mpi/mpi_interface.h"
 #include "utils/log_adapter.h"
 
 namespace mindspore {
@@ -45,9 +45,7 @@ bool AllGatherCPUKernel::Launch(const std::vector<kernel::AddressPtr> &inputs,
   auto input_addr = reinterpret_cast<float *>(inputs[0]->addr);
   auto output_addr = reinterpret_cast<float *>(outputs[0]->addr);
   auto input_data_num = inputs[0]->size / sizeof(float);
-  auto mpi_instance = device::cpu::MPIAdapter::Instance();
-  MS_EXCEPTION_IF_NULL(mpi_instance);
-  return mpi_instance->AllGather(input_addr, output_addr, ranks_group_, input_data_num);
+  return MPIAllGather(input_addr, output_addr, ranks_group_, input_data_num);
 }
 }  // namespace kernel
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/embedding_look_up_comm_grad_cpu_kernel.cc b/mindspore/ccsrc/backend/kernel_compiler/cpu/embedding_look_up_comm_grad_cpu_kernel.cc
index 1bcc36faa4b..b28dce775c3 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/embedding_look_up_comm_grad_cpu_kernel.cc
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/embedding_look_up_comm_grad_cpu_kernel.cc
@@ -16,7 +16,7 @@
 #include <thread>
 #include "backend/kernel_compiler/cpu/embedding_look_up_comm_grad_cpu_kernel.h"
 #include "runtime/device/cpu/cpu_device_address.h"
-#include "runtime/device/cpu/mpi/mpi_adapter.h"
+#include "runtime/device/cpu/mpi/mpi_interface.h"
 
 namespace mindspore {
 namespace kernel {
@@ -49,11 +49,8 @@ bool EmbeddingLookUpCommGradCPUKernel::Launch(const std::vector<kernel::AddressP
   const std::vector<int> &rank_group = {0, 1, 2, 3, 4, 5, 6, 7};
   size_t input_split_lens = input_size / split_num_ / sizeof(float_t);
   size_t output_split_lens = output_size / split_num_ / sizeof(float_t);
-  auto mpi_instance = device::cpu::MPIAdapter::Instance();
-  MS_EXCEPTION_IF_NULL(mpi_instance);
   for (int i = 0; i < split_num_; i++) {
-    mpi_instance->AllGather(input_addr + i * input_split_lens, output_addr + i * output_split_lens, rank_group,
-                            input_split_lens);
+    MPIAllGather(input_addr + i * input_split_lens, output_addr + i * output_split_lens, rank_group, input_split_lens);
   }
 #if defined(_WIN32) || defined(_WIN64)
   auto end_time = std::chrono::steady_clock::now();
diff --git a/mindspore/ccsrc/backend/kernel_compiler/cpu/reduce_scatter_cpu_kernel.cc b/mindspore/ccsrc/backend/kernel_compiler/cpu/reduce_scatter_cpu_kernel.cc
index f44c109ace7..cdbab165d24 100644
--- a/mindspore/ccsrc/backend/kernel_compiler/cpu/reduce_scatter_cpu_kernel.cc
+++ b/mindspore/ccsrc/backend/kernel_compiler/cpu/reduce_scatter_cpu_kernel.cc
@@ -15,7 +15,7 @@
  */
 #include "backend/kernel_compiler/cpu/reduce_scatter_cpu_kernel.h"
 #include "runtime/device/cpu/cpu_device_address.h"
-#include "runtime/device/cpu/mpi/mpi_adapter.h"
+#include "runtime/device/cpu/mpi/mpi_interface.h"
 #include "ir/primitive.h"
 
 namespace mindspore {
@@ -24,7 +24,7 @@ namespace {
 constexpr auto kRanksGroup = "group";
 }  // namespace
 
-ReduceScatterCPUKernel::ReduceScatterCPUKernel() : op_type_(device::cpu::kOpTypeSum) {}
+ReduceScatterCPUKernel::ReduceScatterCPUKernel() : op_type_(kMPIOpTypeSum) {}
 
 void ReduceScatterCPUKernel::InitKernel(const CNodePtr &kernel_node) {
   auto op = AnfAlgo::GetCNodePrimitive(kernel_node)->GetAttr("op");
@@ -46,9 +46,7 @@ bool ReduceScatterCPUKernel::Launch(const std::vector<kernel::AddressPtr> &input
   auto input_addr = reinterpret_cast<float *>(inputs[0]->addr);
   auto output_addr = reinterpret_cast<float *>(outputs[0]->addr);
   auto output_data_num = outputs[0]->size / sizeof(float);
-  auto mpi_instance = device::cpu::MPIAdapter::Instance();
-  MS_EXCEPTION_IF_NULL(mpi_instance);
-  return mpi_instance->ReduceScatter(input_addr, output_addr, ranks_group_, output_data_num, op_type_);
+  return MPIReduceScatter(input_addr, output_addr, ranks_group_, output_data_num, op_type_);
 }
 }  // namespace kernel
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/runtime/device/CMakeLists.txt b/mindspore/ccsrc/runtime/device/CMakeLists.txt
index fac738ca69f..490e783e73f 100644
--- a/mindspore/ccsrc/runtime/device/CMakeLists.txt
+++ b/mindspore/ccsrc/runtime/device/CMakeLists.txt
@@ -14,12 +14,12 @@ endif ()
 
 if (ENABLE_CPU)
     file(GLOB_RECURSE CPU_SRC_LIST RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} "cpu/*.cc")
-    list(REMOVE_ITEM CPU_SRC_LIST "cpu/mpi/mpi_adapter.cc")
+    list(REMOVE_ITEM CPU_SRC_LIST "cpu/mpi/mpi_adapter.cc", "cpu/mpi/mpi_export.cc")
 endif ()
 
 if (ENABLE_MPI)
     if (ENABLE_CPU)
-        file(GLOB_RECURSE MPI_SRC_LIST "cpu/mpi/mpi_adapter.cc")
+        file(GLOB_RECURSE MPI_SRC_LIST "cpu/mpi/mpi_adapter.cc", "cpu/mpi/mpi_export.cc")
         set_property(SOURCE ${MPI_SRC_LIST}
             PROPERTY COMPILE_DEFINITIONS SUBMODULE_ID=mindspore::SubModuleId::SM_DEVICE)
         add_library(mpi_adapter SHARED ${MPI_SRC_LIST})
diff --git a/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc b/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
index 0408dac2809..3f86010de8b 100644
--- a/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
+++ b/mindspore/ccsrc/runtime/device/ascend/ascend_kernel_runtime.cc
@@ -22,7 +22,7 @@
 #include <exception>
 #include <algorithm>
 #include "runtime/device/ascend/ascend_device_address.h"
-#include "runtime/device/cpu/mpi/mpi_adapter.h"
+#include "runtime/device/cpu/mpi/mpi_interface.h"
 #include "utils/ms_context.h"
 #include "utils/context/context_extends.h"
 #include "utils/mpi/mpi_config.h"
@@ -64,9 +64,7 @@ std::string GetRankId() {
   auto mpi_config_ptr = MpiConfig::GetInstance();
   MS_EXCEPTION_IF_NULL(mpi_config_ptr);
   if (mpi_config_ptr->enable_mpi()) {
-    auto mpi_instance = device::cpu::MPIAdapter::Instance();
-    MS_EXCEPTION_IF_NULL(mpi_instance);
-    int rank_id = mpi_instance->GetRankId();
+    int rank_id = GetMPIRankId();
     const char *offset = std::getenv("RANK_OFFSET");
     if (offset != nullptr) {
       try {
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.cc b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.cc
index c124523d593..05ca85260ac 100644
--- a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.cc
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.cc
@@ -14,11 +14,11 @@
  * limitations under the License.
  */
 #include "runtime/device/cpu/mpi/mpi_adapter.h"
-#ifdef ENABLE_MPI
 #include <algorithm>
 #include <sstream>
+#include <vector>
+#include <string>
 #include "pybind11/pybind11.h"
-#endif  // ENABLE_MPI
 #include "utils/log_adapter.h"
 
 namespace mindspore {
@@ -33,8 +33,6 @@ std::shared_ptr<MPIAdapter> MPIAdapter::Instance() {
   return instance_;
 }
 
-#ifdef ENABLE_MPI
-
 #define RAISE_EXCEPTION(message)                                    \
   {                                                                 \
     std::ostringstream oss;                                         \
@@ -271,7 +269,6 @@ bool MPIAdapter::AllGather(const float *input, float *output, const std::vector<
   }
   return true;
 }
-#endif  // ENABLE_MPI
 }  // namespace cpu
 }  // namespace device
 }  // namespace mindspore
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.h b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.h
index f0a7daf2250..4a5a6563434 100644
--- a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.h
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_adapter.h
@@ -16,13 +16,11 @@
 
 #ifndef MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_ADAPTER_H_
 #define MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_ADAPTER_H_
-#ifdef ENABLE_MPI
 #include <mpi.h>
 #include <vector>
 #include <map>
 #include <string>
 #include <mutex>
-#endif  // ENABLE_MPI
 #include <memory>
 
 namespace mindspore {
@@ -31,27 +29,19 @@ namespace cpu {
 #ifndef FUNC_EXPORT
 #define FUNC_EXPORT __attribute__((visibility("default")))
 #endif
-
-constexpr auto kOpTypeSum = "sum";
 class MPIAdapter {
  public:
   FUNC_EXPORT static std::shared_ptr<MPIAdapter> Instance();
   FUNC_EXPORT int GetRankId() const { return rank_id_; }
   FUNC_EXPORT int GetRankSize() const { return rank_size_; }
-#ifdef ENABLE_MPI
   FUNC_EXPORT ~MPIAdapter();
   FUNC_EXPORT bool ReduceScatter(const float *input, float *output, const std::vector<int> &ranks_group,
-                                 size_t data_num, const std::string &op_type = kOpTypeSum);
+                                 size_t data_num, const std::string &op_type);
   FUNC_EXPORT bool ReduceScatterOverwriteInput(float *input, const std::vector<int> &ranks_group, size_t in_data_num,
-                                               size_t output_size, const std::string &op_type = kOpTypeSum,
-                                               float *output = nullptr);
+                                               size_t output_size, const std::string &op_type, float *output);
   FUNC_EXPORT bool AllGather(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num);
-#else
-  FUNC_EXPORT ~MPIAdapter() = default;
-#endif  // ENABLE_MPI
 
  private:
-#ifdef ENABLE_MPI
   MPIAdapter();
   void Init();
   MPI_Group AddGroup(const std::vector<int> &ranks);
@@ -60,9 +50,6 @@ class MPIAdapter {
   // key:ranks group, value: mpi group
   std::map<std::vector<int>, MPI_Group> ranks_group_;
   std::mutex group_mutex_;
-#else
-  MPIAdapter() = default;
-#endif  // ENABLE_MPI
   int rank_id_{-1};
   int rank_size_{0};
 
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.cc b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.cc
new file mode 100644
index 00000000000..50eeec92b5b
--- /dev/null
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.cc
@@ -0,0 +1,61 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "runtime/device/cpu/mpi/mpi_export.h"
+#include <vector>
+#include <string>
+#include "runtime/device/cpu/mpi/mpi_adapter.h"
+
+int GetMPIRankId() {
+  auto inst = mindspore::device::cpu::MPIAdapter::Instance();
+  if (inst == nullptr) {
+    return 0;
+  }
+  return inst->GetRankId();
+}
+
+int GetMPIRankSize() {
+  auto inst = mindspore::device::cpu::MPIAdapter::Instance();
+  if (inst == nullptr) {
+    return 0;
+  }
+  return inst->GetRankSize();
+}
+
+bool MPIReduceScatter(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num,
+                      const std::string &op_type) {
+  auto inst = mindspore::device::cpu::MPIAdapter::Instance();
+  if (inst == nullptr) {
+    return false;
+  }
+  return inst->ReduceScatter(input, output, ranks_group, data_num, op_type);
+}
+
+bool MPIReduceScatterOverwriteInput(float *input, const std::vector<int> &ranks_group, size_t in_data_num,
+                                    size_t output_size, const std::string &op_type, float *output) {
+  auto inst = mindspore::device::cpu::MPIAdapter::Instance();
+  if (inst == nullptr) {
+    return false;
+  }
+  return inst->ReduceScatterOverwriteInput(input, ranks_group, in_data_num, output_size, op_type, output);
+}
+
+bool MPIAllGather(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num) {
+  auto inst = mindspore::device::cpu::MPIAdapter::Instance();
+  if (inst == nullptr) {
+    return false;
+  }
+  return inst->AllGather(input, output, ranks_group, data_num);
+}
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.h b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.h
new file mode 100644
index 00000000000..ca7ea098d43
--- /dev/null
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_export.h
@@ -0,0 +1,35 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_EXPORT_H_
+#define MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_EXPORT_H_
+#include <vector>
+#include <string>
+#ifndef FUNC_EXPORT
+#define FUNC_EXPORT __attribute__((visibility("default")))
+#endif
+
+extern "C" FUNC_EXPORT FUNC_EXPORT int GetMPIRankId();
+extern "C" FUNC_EXPORT FUNC_EXPORT int GetMPIRankSize();
+extern "C" FUNC_EXPORT bool MPIReduceScatter(const float *input, float *output, const std::vector<int> &ranks_group,
+                                             size_t data_num, const std::string &op_type);
+extern "C" FUNC_EXPORT bool MPIReduceScatterOverwriteInput(float *input, const std::vector<int> &ranks_group,
+                                                           size_t in_data_num, size_t output_size,
+                                                           const std::string &op_type, float *output);
+extern "C" FUNC_EXPORT bool MPIAllGather(const float *input, float *output, const std::vector<int> &ranks_group,
+                                         size_t data_num);
+
+#endif  // MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_EXPORT_H_
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.cc b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.cc
new file mode 100644
index 00000000000..229f2c39e0b
--- /dev/null
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.cc
@@ -0,0 +1,85 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "runtime/device/cpu/mpi/mpi_interface.h"
+#ifdef ENABLE_MPI
+#include <dlfcn.h>
+#include <vector>
+#include <string>
+#include "utils/log_adapter.h"
+
+inline void *LoadLibrary(const char *name) {
+  auto handle = dlopen(name, RTLD_LAZY | RTLD_LOCAL);
+  if (handle == nullptr) {
+    MS_LOG(EXCEPTION) << "Load lib " << name << " failed, make sure you have installed it!";
+  }
+  return handle;
+}
+
+inline void *GetMPIAdapterHandle() {
+  static void *handle = LoadLibrary("mpi_adapter.so");
+  return handle;
+}
+
+inline void *GetMPIAdapterFunc(const char *name) {
+  static void *handle = GetMPIAdapterHandle();
+  if (handle == nullptr) {
+    MS_LOG(EXCEPTION) << "Load lib " << name << " failed, make sure you have installed it!";
+  }
+  void *func = dlsym(handle, name);
+  if (func == nullptr) {
+    MS_LOG(EXCEPTION) << "Load func " << name << " failed, make sure you have implied it!";
+  }
+  return func;
+}
+
+typedef int (*GetMPIRankIdFunc)();
+typedef int (*GetMPIRankSizeFunc)();
+typedef bool (*MPIReduceScatterFunc)(const float *input, float *output, const std::vector<int> &ranks_group,
+                                     size_t data_num, const std::string &op_type);
+typedef bool (*MPIReduceScatterOverwriteInputFunc)(float *input, const std::vector<int> &ranks_group,
+                                                   size_t in_data_num, size_t output_size, const std::string &op_type,
+                                                   float *output);
+typedef bool (*MPIAllGatherFunc)(const float *input, float *output, const std::vector<int> &ranks_group,
+                                 size_t data_num);
+
+int GetMPIRankId() {
+  static GetMPIRankIdFunc func = reinterpret_cast<GetMPIRankIdFunc>(GetMPIAdapterFunc("GetMPIRankId"));
+  return func();
+}
+
+int GetMPIRankSize() {
+  static GetMPIRankIdFunc func = reinterpret_cast<GetMPIRankSizeFunc>(GetMPIAdapterFunc("GetMPIRankSize"));
+  return func();
+}
+
+bool MPIReduceScatter(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num,
+                      const std::string &op_type) {
+  static MPIReduceScatterFunc func = reinterpret_cast<MPIReduceScatterFunc>(GetMPIAdapterFunc("MPIReduceScatter"));
+  return func(input, output, ranks_group, data_num, op_type);
+}
+
+bool MPIReduceScatterOverwriteInput(float *input, const std::vector<int> &ranks_group, size_t in_data_num,
+                                    size_t output_size, const std::string &op_type, float *output) {
+  static MPIReduceScatterOverwriteInputFunc func =
+    reinterpret_cast<MPIReduceScatterOverwriteInputFunc>(GetMPIAdapterFunc("MPIReduceScatterOverwriteInput"));
+  return func(input, ranks_group, in_data_num, output_size, op_type, output);
+}
+
+bool MPIAllGather(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num) {
+  static MPIAllGatherFunc func = reinterpret_cast<MPIAllGatherFunc>(GetMPIAdapterFunc("MPIAllGather"));
+  return func(input, output, ranks_group, data_num);
+}
+#endif  // ENABLE_MPI
diff --git a/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.h b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.h
new file mode 100644
index 00000000000..cc0ef6e08b4
--- /dev/null
+++ b/mindspore/ccsrc/runtime/device/cpu/mpi/mpi_interface.h
@@ -0,0 +1,34 @@
+/**
+ * Copyright 2020 Huawei Technologies Co., Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_INTERFACE_H_
+#define MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_INTERFACE_H_
+#include <vector>
+#include <string>
+#ifndef FUNC_EXPORT
+#define FUNC_EXPORT __attribute__((visibility("default")))
+#endif
+constexpr auto kMPIOpTypeSum = "sum";
+#ifdef ENABLE_MPI
+int GetMPIRankId();
+int GetMPIRankSize();
+bool MPIReduceScatter(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num,
+                      const std::string &op_type = kMPIOpTypeSum);
+bool MPIReduceScatterOverwriteInput(float *input, const std::vector<int> &ranks_group, size_t in_data_num,
+                                    size_t output_size, const std::string &op_type = kMPIOpTypeSum,
+                                    float *output = nullptr);
+bool MPIAllGather(const float *input, float *output, const std::vector<int> &ranks_group, size_t data_num);
+#endif  // ENABLE_MPI
+#endif  // MINDSPORE_CCSRC_RUNTIME_DEVICE_CPU_MPI_MPI_INTERFACE_H_
diff --git a/mindspore/ccsrc/runtime/device/gpu/mpi/mpi_initializer.cc b/mindspore/ccsrc/runtime/device/gpu/mpi/mpi_initializer.cc
index d34bc553020..0a3bb3da722 100644
--- a/mindspore/ccsrc/runtime/device/gpu/mpi/mpi_initializer.cc
+++ b/mindspore/ccsrc/runtime/device/gpu/mpi/mpi_initializer.cc
@@ -19,6 +19,7 @@
 #include <mpi.h>
 #include <pybind11/operators.h>
 #include <iostream>
+#include <vector>
 #include <string>
 
 namespace mindspore {