diff --git a/src/forge/Main/sub/UpdateDescModal.jsx b/src/forge/Main/sub/UpdateDescModal.jsx
index 5039123a..63e14fcd 100644
--- a/src/forge/Main/sub/UpdateDescModal.jsx
+++ b/src/forge/Main/sub/UpdateDescModal.jsx
@@ -53,7 +53,7 @@ function UpdateDescModal({form , visible , onCancel , onOk,desc,website,lesson_u
           {getFieldDecorator("lesson_url",{
             rules:[]
           })(
-            <Input placeholder="实践课程链接"/>
+            <Input placeholder="实践课程链接" style="word-break: break-all" />
           )}
         </Form.Item>
       </Form>
diff --git a/src/forge/Merge/merge_form.js b/src/forge/Merge/merge_form.js
index d5e4a1b8..3e395cc9 100644
--- a/src/forge/Merge/merge_form.js
+++ b/src/forge/Merge/merge_form.js
@@ -264,7 +264,7 @@ class MergeForm extends Component {
                       },
                     ],
                     initialValue: title,
-                  })(<Input placeholder="标题" />)}
+                  })(<Input placeholder="标题" maxLength={50} />)}
                 </Form.Item>
                 <MDEditor
                   placeholder={"请输入合并请求的描述..."}
diff --git a/src/forge/Order/newMilepost.js b/src/forge/Order/newMilepost.js
index 5d7b090f..b9513212 100644
--- a/src/forge/Order/newMilepost.js
+++ b/src/forge/Order/newMilepost.js
@@ -102,7 +102,7 @@ class NewMilepost extends Component {
                       required: true, message: '请输入标题'
                     }],
                   })(
-                    <Input placeholder="标题" autoComplete="off"/>
+                    <Input placeholder="标题" autoComplete="off" maxLength="30" />
                   )}
                 </Form.Item>
               </div>
@@ -113,7 +113,7 @@ class NewMilepost extends Component {
                     required: true, message: '请输入描述内容'
                   }],
                 })(
-                  <TextArea placeholder="请输入描述内容..." style={{ height: "150px" }} />
+                  <TextArea placeholder="请输入描述内容..." style={{ height: "150px" }} maxLength={500} />
 
                 )}
               </Form.Item>
diff --git a/src/forge/Settings/new_tags.js b/src/forge/Settings/new_tags.js
index d0affbc8..bc763f9c 100644
--- a/src/forge/Settings/new_tags.js
+++ b/src/forge/Settings/new_tags.js
@@ -445,7 +445,7 @@ class NewTags extends Component {
                         message: "请填写标签名字",
                       },
                     ],
-                  })(<Input placeholder="标签名字" maxLength="20" />)}
+                  })(<Input placeholder="名称，10字以内" maxLength="10" />)}
                 </Form.Item>
 
                 <Form.Item className="inputcount">
@@ -507,8 +507,8 @@ class NewTags extends Component {
         >
           <div className="dialogdiv">
             <Input
-              placeholder="标签名字"
-              maxLength="20"
+              placeholder="名称,10字以内"
+              maxLength="10"
               className="inptwidth"
               value={this.state.name}
               onChange={this.changmodelname}