diff --git a/backend/src/main/java/io/metersphere/api/dto/scenario/KeyValue.java b/backend/src/main/java/io/metersphere/api/dto/scenario/KeyValue.java
index 9cb1e08033..6365e40d43 100644
--- a/backend/src/main/java/io/metersphere/api/dto/scenario/KeyValue.java
+++ b/backend/src/main/java/io/metersphere/api/dto/scenario/KeyValue.java
@@ -18,6 +18,8 @@ public class KeyValue {
     private boolean enable = true;
     private boolean encode = true;
     private boolean required;
+    private Integer min;
+    private Integer max;
 
     public KeyValue() {
         this(null, null);
diff --git a/backend/src/main/java/io/metersphere/service/ProjectService.java b/backend/src/main/java/io/metersphere/service/ProjectService.java
index 777790a5fb..141ae1d1e7 100644
--- a/backend/src/main/java/io/metersphere/service/ProjectService.java
+++ b/backend/src/main/java/io/metersphere/service/ProjectService.java
@@ -105,9 +105,6 @@ public class ProjectService {
         long createTime = System.currentTimeMillis();
         project.setCreateTime(createTime);
         project.setUpdateTime(createTime);
-        // set workspace id
-        project.setWorkspaceId(project.getWorkspaceId());
-        project.setCreateUser(project.getCreateUser());
         project.setSystemId(systemId);
         projectMapper.insertSelective(project);
 
diff --git a/frontend/src/business/components/api/definition/components/ApiVariable.vue b/frontend/src/business/components/api/definition/components/ApiVariable.vue
index b4b0ae0db0..cf314bffba 100644
--- a/frontend/src/business/components/api/definition/components/ApiVariable.vue
+++ b/frontend/src/business/components/api/definition/components/ApiVariable.vue
@@ -74,17 +74,26 @@
           </el-input>
         </el-col>
 
+        <el-col v-if="withMorSetting" class="item kv-setting">
+          <el-tooltip effect="dark" :content="$t('schema.adv_setting')" placement="top">
+            <i class="el-icon-setting" @click="openApiVariableSetting(item)"/>
+          </el-tooltip>
+        </el-col>
+
         <el-col class="item kv-delete">
           <el-button size="mini" class="el-icon-delete-solid" circle @click="remove(index)"
                      :disabled="isDisable(index) || isReadOnly"/>
         </el-col>
 
-
       </el-row>
     </div>
     <ms-api-variable-advance ref="variableAdvance" :environment="environment" :scenario="scenario"
                              :parameters="parameters"
                              :current-item="currentItem"/>
+
+    <api-variable-setting
+      ref="apiVariableSetting"/>
+
   </div>
 </template>
 
@@ -95,10 +104,11 @@
   import MsApiBodyFileUpload from "./body/ApiBodyFileUpload";
   import {REQUIRED} from "../model/JsonData";
   import Vue from 'vue';
+  import ApiVariableSetting from "@/business/components/api/definition/components/ApiVariableSetting";
 
   export default {
     name: "MsApiVariable",
-    components: {MsApiBodyFileUpload, MsApiVariableAdvance},
+    components: {ApiVariableSetting, MsApiBodyFileUpload, MsApiVariableAdvance},
     props: {
       keyPlaceholder: String,
       valuePlaceholder: String,
@@ -119,7 +129,8 @@
         type: Boolean,
         default: true
       },
-      suggestions: Array
+      suggestions: Array,
+      withMorSetting: Boolean
     },
     data() {
       return {
@@ -249,6 +260,9 @@
         this.$nextTick(() => {
           this.isActive = true;
         });
+      },
+      openApiVariableSetting(item) {
+        this.$refs.apiVariableSetting.open(item);
       }
     },
     created() {
@@ -307,4 +321,9 @@
     cursor: pointer;
     color: #1E90FF;
   }
+
+  .kv-setting {
+    width: 40px;
+    padding: 0px !important;
+  }
 </style>
diff --git a/frontend/src/business/components/api/definition/components/ApiVariableSetting.vue b/frontend/src/business/components/api/definition/components/ApiVariableSetting.vue
new file mode 100644
index 0000000000..ada7419ec3
--- /dev/null
+++ b/frontend/src/business/components/api/definition/components/ApiVariableSetting.vue
@@ -0,0 +1,49 @@
+<template>
+  <ms-edit-dialog
+    :visible.sync="visible"
+    width="30%"
+    :title="$t('run_mode.other_config')"
+    :with-footer="false"
+    :close-on-click-modal="true">
+    <el-form>
+      <el-row>
+        <el-col :span="12">
+            <el-form-item :label="$t('schema.minLength')">
+            <el-input-number :min="0" v-model="data.min" :placeholder="$t('schema.minLength')" size="small"/>
+          </el-form-item>
+        </el-col>
+        <el-col :span="12">
+          <el-form-item :label="$t('schema.maxLength')">
+            <el-input-number :min="0" v-model="data.max" :placeholder="$t('schema.maxLength')" size="small"/>
+          </el-form-item>
+        </el-col>
+      </el-row>
+    </el-form>
+  </ms-edit-dialog>
+</template>
+
+<script>
+
+  import MsEditDialog from "@/business/components/common/components/MsEditDialog";
+  export default {
+    name: "ApiVariableSetting",
+    components: {MsEditDialog},
+    data() {
+      return {
+        visible: false,
+        data: {}
+      }
+    },
+    methods: {
+      open(item) {
+        this.visible = true;
+        this.data = item;
+      }
+    }
+
+  }
+</script>
+
+<style scoped>
+
+</style>
diff --git a/frontend/src/business/components/api/definition/components/body/ApiBody.vue b/frontend/src/business/components/api/definition/components/body/ApiBody.vue
index 19bc17c538..b5408cab8e 100644
--- a/frontend/src/business/components/api/definition/components/body/ApiBody.vue
+++ b/frontend/src/business/components/api/definition/components/body/ApiBody.vue
@@ -29,7 +29,7 @@
       <el-row v-if="body.type == 'Form Data' || body.type == 'WWW_FORM'">
         <el-link class="ms-el-link" @click="batchAdd"> {{$t("commons.batch_add")}}</el-link>
       </el-row>
-      <ms-api-variable :is-read-only="isReadOnly"
+      <ms-api-variable :with-mor-setting="true" :is-read-only="isReadOnly"
                        :parameters="body.kvs"
                        :isShowEnable="isShowEnable" type="body"/>
     </div>
diff --git a/frontend/src/business/components/api/definition/components/request/http/ApiHttpRequestForm.vue b/frontend/src/business/components/api/definition/components/request/http/ApiHttpRequestForm.vue
index f6da672adc..b2859986f0 100644
--- a/frontend/src/business/components/api/definition/components/request/http/ApiHttpRequestForm.vue
+++ b/frontend/src/business/components/api/definition/components/request/http/ApiHttpRequestForm.vue
@@ -31,7 +31,7 @@
               <el-row>
                 <el-link class="ms-el-link" @click="batchAdd" style="color: #783887"> {{$t("commons.batch_add")}}</el-link>
               </el-row>
-              <ms-api-variable :is-read-only="isReadOnly" :isShowEnable="isShowEnable" :parameters="request.arguments"/>
+              <ms-api-variable :with-mor-setting="true" :is-read-only="isReadOnly" :isShowEnable="isShowEnable" :parameters="request.arguments"/>
             </el-tab-pane>
 
             <!--REST 参数-->
@@ -47,7 +47,7 @@
               <el-row>
                 <el-link class="ms-el-link" @click="batchAdd" style="color: #783887"> {{$t("commons.batch_add")}}</el-link>
               </el-row>
-              <ms-api-variable :is-read-only="isReadOnly" :isShowEnable="isShowEnable" :parameters="request.rest"/>
+              <ms-api-variable :with-mor-setting="true" :is-read-only="isReadOnly" :isShowEnable="isShowEnable" :parameters="request.rest"/>
             </el-tab-pane>
 
             <!--请求体-->
diff --git a/frontend/src/business/components/common/components/MsEditDialog.vue b/frontend/src/business/components/common/components/MsEditDialog.vue
index 92352bd461..4951080172 100644
--- a/frontend/src/business/components/common/components/MsEditDialog.vue
+++ b/frontend/src/business/components/common/components/MsEditDialog.vue
@@ -1,5 +1,5 @@
 <template>
-  <el-dialog :close-on-click-modal="false"
+  <el-dialog :close-on-click-modal="closeOnClickModal"
              :title="title"
              :width="width"
              :visible="visible"
@@ -13,7 +13,7 @@
 
     <template v-slot:footer>
       <slot name="footer">
-        <div class="dialog-footer">
+        <div v-if="withFooter" class="dialog-footer">
           <ms-dialog-footer
             @cancel="handleCancel"
             @confirm="handleConfirm"/>
@@ -53,7 +53,17 @@ export default {
       default() {
         return "50%";
       }
-    }
+    },
+    withFooter: {
+      type: Boolean,
+      default() {
+        return true;
+      }
+    },
+    closeOnClickModal: {
+      type: Boolean,
+      default: false
+    },
   },
   methods: {
     handleConfirm() {