diff --git a/src/components/BpmnDesign/panel/SubProcessPanel.vue b/src/components/BpmnDesign/panel/SubProcessPanel.vue
index cf32fc6..0310072 100644
--- a/src/components/BpmnDesign/panel/SubProcessPanel.vue
+++ b/src/components/BpmnDesign/panel/SubProcessPanel.vue
@@ -1,62 +1,188 @@
 <template>
   <div>
-    <el-collapse v-model="currentCollapseItem">
-      <el-collapse-item name="1">
-        <template #title>
-          <div class="collapse__title">
-            <el-icon>
-              <InfoFilled />
-            </el-icon>
-            常规
-          </div>
-        </template>
-        <div>
-          <el-form ref="formRef" :model="formData" :rules="formRules" label-width="90px">
+    <el-form ref="formRef" :model="formData" :rules="formRules" label-width="90px">
+      <el-collapse v-model="currentCollapseItem">
+        <el-collapse-item name="1">
+          <template #title>
+            <div class="collapse__title">
+              <el-icon>
+                <InfoFilled />
+              </el-icon>
+              常规
+            </div>
+          </template>
+          <div>
             <el-form-item prop="id" label="节点 ID">
               <el-input v-model="formData.id" @change="idChange"> </el-input>
             </el-form-item>
             <el-form-item prop="name" label="节点名称">
               <el-input v-model="formData.name" @change="nameChange"> </el-input>
             </el-form-item>
-          </el-form>
-        </div>
-      </el-collapse-item>
-
-      <el-collapse-item name="2">
-        <template #title>
-          <div class="collapse__title">
-            <el-icon>
-              <BellFilled />
-            </el-icon>
-            执行监听器
           </div>
-        </template>
-        <div>
-          <ExecutionListener :element="element"></ExecutionListener>
-        </div>
-      </el-collapse-item>
-    </el-collapse>
+        </el-collapse-item>
+
+        <el-collapse-item name="2">
+          <template #title>
+            <div class="collapse__title">
+              <el-icon>
+                <BellFilled />
+              </el-icon>
+              执行监听器
+            </div>
+          </template>
+          <div>
+            <ExecutionListener :element="element"></ExecutionListener>
+          </div>
+        </el-collapse-item>
+        <el-collapse-item name="3">
+          <template #title>
+            <div class="collapse__title">
+              <el-icon>
+                <HelpFilled />
+              </el-icon>
+              多实例
+            </div>
+          </template>
+          <div>
+            <el-form-item label="多实例类型">
+              <el-select v-model="formData.multiInstanceType" @change="multiInstanceTypeChange">
+                <el-option v-for="item in constant.MultiInstanceType" :key="item.id" :value="item.value" :label="item.label"> </el-option>
+              </el-select>
+            </el-form-item>
+
+            <div v-if="formData.multiInstanceType !== MultiInstanceTypeEnum.NONE">
+              <el-form-item label="集合">
+                <template #label>
+                  <span>
+                    集合
+                    <el-tooltip placement="top">
+                      <el-icon><QuestionFilled /></el-icon>
+                      <template #content>
+                        属性会作为表达式进行解析。如果表达式解析为字符串而不是一个集合，<br />
+                        不论是因为本身配置的就是静态字符串值，还是表达式计算结果为字符串，<br />
+                        这个字符串都会被当做变量名，并从流程变量中用于获取实际的集合。
+                      </template>
+                    </el-tooltip>
+                  </span>
+                </template>
+                <el-input v-model="formData.collection" @change="collectionChange"></el-input>
+              </el-form-item>
+              <el-form-item label="元素变量">
+                <template #label>
+                  <span>
+                    元素变量
+                    <el-tooltip placement="top">
+                      <el-icon><QuestionFilled /></el-icon>
+                      <template #content>
+                        每创建一个用户任务前，先以该元素变量为label，集合中的一项为value，<br />
+                        创建（局部）流程变量，该局部流程变量被用于指派用户任务。<br />
+                        一般来说，该字符串应与指定人员变量相同。
+                      </template>
+                    </el-tooltip>
+                  </span>
+                </template>
+                <el-input v-model="formData.elementVariable" @change="elementVariableChange"> </el-input>
+              </el-form-item>
+              <el-form-item label="完成条件">
+                <template #label>
+                  <span>
+                    完成条件
+                    <el-tooltip placement="top">
+                      <el-icon><QuestionFilled /></el-icon>
+                      <template #content>
+                        多实例活动在所有实例都完成时结束，然而也可以指定一个表达式，在每个实例<br />
+                        结束时进行计算。当表达式计算为true时，将销毁所有剩余的实例，并结束多实例<br />
+                        活动，继续执行流程。例如 ${nrOfCompletedInstances/nrOfInstances >= 0.6 }，<br />
+                        表示当任务完成60%时，该节点就算完成
+                      </template>
+                    </el-tooltip>
+                  </span>
+                </template>
+                <el-input v-model="formData.completionCondition" @change="completionConditionChange"> </el-input>
+              </el-form-item>
+            </div>
+          </div>
+        </el-collapse-item>
+      </el-collapse>
+    </el-form>
   </div>
 </template>
 <script setup lang="ts">
 import useParseElement from '@/components/BpmnDesign/hooks/useParseElement';
 import usePanel from '@/components/BpmnDesign/hooks/usePanel';
 import { ModdleElement } from 'bpmn';
-import { StartEndPanel } from 'bpmnDesign';
+import { SubProcessPanel } from 'bpmnDesign';
+import { MultiInstanceTypeEnum } from '@/enums/bpmn/IndexEnums';
 
 interface PropType {
   element: ModdleElement;
 }
 const props = withDefaults(defineProps<PropType>(), {});
-const { nameChange, idChange } = usePanel({
+const { nameChange, idChange, updateProperties, createModdleElement, constant } = usePanel({
   element: toRaw(props.element)
 });
 const { parseData } = useParseElement({
   element: toRaw(props.element)
 });
 
-const formData = ref(parseData<StartEndPanel>());
-const currentCollapseItem = ref(['1', '2']);
+const formData = ref(parseData<SubProcessPanel>());
+const currentCollapseItem = ref(['1', '2', '3']);
+
+const multiInstanceTypeChange = (newVal) => {
+  if (newVal !== MultiInstanceTypeEnum.NONE) {
+    let loopCharacteristics = props.element.businessObject.get('loopCharacteristics');
+    if (!loopCharacteristics) {
+      loopCharacteristics = createModdleElement('bpmn:MultiInstanceLoopCharacteristics', {}, props.element.businessObject);
+    }
+    loopCharacteristics.isSequential = newVal === MultiInstanceTypeEnum.SERIAL;
+    updateProperties({ loopCharacteristics: loopCharacteristics });
+  } else {
+    updateProperties({ loopCharacteristics: undefined });
+  }
+};
+const collectionChange = (newVal) => {
+  let loopCharacteristics = props.element.businessObject.get('loopCharacteristics');
+  if (!loopCharacteristics) {
+    loopCharacteristics = createModdleElement('bpmn:MultiInstanceLoopCharacteristics', {}, props.element.businessObject);
+  }
+  loopCharacteristics.collection = newVal && newVal.length > 0 ? newVal : undefined;
+  updateProperties({ loopCharacteristics: loopCharacteristics });
+};
+const elementVariableChange = (newVal) => {
+  let loopCharacteristics = props.element.businessObject.get('loopCharacteristics');
+  if (!loopCharacteristics) {
+    loopCharacteristics = createModdleElement('bpmn:MultiInstanceLoopCharacteristics', {}, props.element.businessObject);
+  }
+  loopCharacteristics.elementVariable = newVal && newVal.length > 0 ? newVal : undefined;
+  updateProperties({ loopCharacteristics: loopCharacteristics });
+};
+const completionConditionChange = (newVal) => {
+  let loopCharacteristics = props.element.businessObject.get<ModdleElement>('loopCharacteristics');
+  if (!loopCharacteristics) {
+    loopCharacteristics = createModdleElement('bpmn:MultiInstanceLoopCharacteristics', {}, props.element.businessObject);
+  }
+  if (newVal && newVal.length > 0) {
+    if (!loopCharacteristics.completionCondition) {
+      loopCharacteristics.completionCondition = createModdleElement('bpmn:Expression', { body: newVal }, loopCharacteristics);
+    } else {
+      loopCharacteristics.completionCondition.body = newVal;
+    }
+  } else {
+    loopCharacteristics.completionCondition = undefined;
+  }
+  updateProperties({ loopCharacteristics: loopCharacteristics });
+};
+
+onBeforeMount(() => {
+  if (formData.value.loopCharacteristics) {
+    const loopCharacteristics = formData.value.loopCharacteristics;
+    formData.value.collection = loopCharacteristics.collection || '';
+    formData.value.elementVariable = loopCharacteristics.elementVariable || '';
+    formData.value.completionCondition = loopCharacteristics.completionCondition?.body || '';
+    formData.value.multiInstanceType = loopCharacteristics.isSequential ? MultiInstanceTypeEnum.SERIAL : MultiInstanceTypeEnum.PARALLEL;
+  }
+});
+
 const formRules = ref<ElFormRules>({
   id: [{ required: true, message: '请输入', trigger: 'blur' }],
   name: [{ required: true, message: '请输入', trigger: 'blur' }]