diff --git a/src/api/workflow/task/index.ts b/src/api/workflow/task/index.ts
index d801c16..e0853fe 100644
--- a/src/api/workflow/task/index.ts
+++ b/src/api/workflow/task/index.ts
@@ -1,13 +1,13 @@
 import request from '@/utils/request';
 import { AxiosPromise } from 'axios';
-import { TaskQuery, TaskVO } from '@/api/workflow/task/types';
+import { TaskQuery, FlowTaskVO, TaskOperationBo } from '@/api/workflow/task/types';
 
 /**
  * 查询待办列表
  * @param query
  * @returns {*}
  */
-export const getPageByTaskWait = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
+export const getPageByTaskWait = (query: TaskQuery): AxiosPromise<FlowTaskVO[]> => {
   return request({
     url: '/workflow/task/getPageByTaskWait',
     method: 'get',
@@ -20,7 +20,7 @@ export const getPageByTaskWait = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
  * @param query
  * @returns {*}
  */
-export const getPageByTaskFinish = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
+export const getPageByTaskFinish = (query: TaskQuery): AxiosPromise<FlowTaskVO[]> => {
   return request({
     url: '/workflow/task/getPageByTaskFinish',
     method: 'get',
@@ -33,7 +33,7 @@ export const getPageByTaskFinish = (query: TaskQuery): AxiosPromise<TaskVO[]> =>
  * @param query
  * @returns {*}
  */
-export const getPageByTaskCopy = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
+export const getPageByTaskCopy = (query: TaskQuery): AxiosPromise<FlowTaskVO[]> => {
   return request({
     url: '/workflow/task/getPageByTaskCopy',
     method: 'get',
@@ -46,7 +46,7 @@ export const getPageByTaskCopy = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
  * @param query
  * @returns {*}
  */
-export const getPageByAllTaskWait = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
+export const getPageByAllTaskWait = (query: TaskQuery): AxiosPromise<FlowTaskVO[]> => {
   return request({
     url: '/workflow/task/getPageByAllTaskWait',
     method: 'get',
@@ -59,7 +59,7 @@ export const getPageByAllTaskWait = (query: TaskQuery): AxiosPromise<TaskVO[]> =
  * @param query
  * @returns {*}
  */
-export const getPageByAllTaskFinish = (query: TaskQuery): AxiosPromise<TaskVO[]> => {
+export const getPageByAllTaskFinish = (query: TaskQuery): AxiosPromise<FlowTaskVO[]> => {
   return request({
     url: '/workflow/task/getPageByAllTaskFinish',
     method: 'get',
@@ -263,3 +263,15 @@ export const getListByDeleteMultiInstance = (taskId: string) => {
     method: 'get'
   });
 };
+
+/**
+ * 任务操作 操作类型，委派 delegateTask、转办 transferTask、加签 addSignature、减签 reductionSignature
+ * @returns
+ */
+export const taskOperation = (data: TaskOperationBo, operation: string) => {
+  return request({
+    url: `/workflow/task/taskOperation/${operation}`,
+    method: 'post',
+    data: data
+  });
+};
diff --git a/src/api/workflow/task/types.ts b/src/api/workflow/task/types.ts
index 92b6cf2..3e57ca4 100644
--- a/src/api/workflow/task/types.ts
+++ b/src/api/workflow/task/types.ts
@@ -34,3 +34,14 @@ export interface VariableVo {
   key: string;
   value: string;
 }
+
+export interface TaskOperationBo {
+  //委派/转办人的用户ID（必填，准对委派/转办人操作）
+  userId?: string;
+  //加签/减签人的用户ID列表（必填，针对加签/减签操作）
+  userIds?: string[];
+  //任务ID（必填）
+  taskId: string;
+  //意见或备注信息（可选）
+  message?: string;
+}
diff --git a/src/components/Process/submitVerify.vue b/src/components/Process/submitVerify.vue
index afaa86f..8cc8803 100644
--- a/src/components/Process/submitVerify.vue
+++ b/src/components/Process/submitVerify.vue
@@ -85,12 +85,12 @@
 import { ref } from 'vue';
 import { ComponentInternalInstance } from 'vue';
 import { ElForm } from 'element-plus';
-import { completeTask, backProcess, getTaskById, transferTask, terminationTask, getBackTaskNode, delegateTask } from '@/api/workflow/task';
+import { completeTask, backProcess, getTaskById, taskOperation, terminationTask, getBackTaskNode } from '@/api/workflow/task';
 import UserSelect from '@/components/UserSelect';
 import MultiInstanceUser from '@/components/Process/multiInstanceUser.vue';
 const { proxy } = getCurrentInstance() as ComponentInternalInstance;
 import { UserVO } from '@/api/system/user/types';
-import { FlowTaskVO } from '@/api/workflow/task/types';
+import { FlowTaskVO, TaskOperationBo } from '@/api/workflow/task/types';
 const userSelectCopyRef = ref<InstanceType<typeof UserSelect>>();
 const transferTaskRef = ref<InstanceType<typeof UserSelect>>();
 const delegateTaskRef = ref<InstanceType<typeof UserSelect>>();
@@ -234,8 +234,8 @@ const handleBackProcess = async () => {
   backLoading.value = true;
   backButtonDisabled.value = true;
   await backProcess(backForm.value).finally(() => {
-    loading.value = false
-    buttonDisabled.value = false
+    loading.value = false;
+    buttonDisabled.value = false;
   });
   dialog.visible = false;
   backLoading.value = false;
@@ -289,17 +289,17 @@ const openTransferTask = () => {
 //转办
 const handleTransferTask = async (data) => {
   if (data && data.length > 0) {
-    let params = {
-      taskId: taskId.value,
+    const taskOperationBo = reactive<TaskOperationBo>({
       userId: data[0].userId,
-      comment: form.value.message
-    };
+      taskId: taskId.value,
+      message: form.value.message
+    });
     await proxy?.$modal.confirm('是否确认提交？');
     loading.value = true;
     buttonDisabled.value = true;
-    await transferTask(params).finally(() => {
-      loading.value = false
-      buttonDisabled.value = false
+    await taskOperation(taskOperationBo, 'transferTask').finally(() => {
+      loading.value = false;
+      buttonDisabled.value = false;
     });
     dialog.visible = false;
     emits('submitCallback');
@@ -316,17 +316,17 @@ const openDelegateTask = () => {
 //委托
 const handleDelegateTask = async (data) => {
   if (data && data.length > 0) {
-    let params = {
-      taskId: taskId.value,
+    const taskOperationBo = reactive<TaskOperationBo>({
       userId: data[0].userId,
-      nickName: data[0].nickName
-    };
+      taskId: taskId.value,
+      message: form.value.message
+    });
     await proxy?.$modal.confirm('是否确认提交？');
     loading.value = true;
     buttonDisabled.value = true;
-    await delegateTask(params).finally(() => {
-      loading.value = false
-      buttonDisabled.value = false
+    await taskOperation(taskOperationBo, 'delegateTask').finally(() => {
+      loading.value = false;
+      buttonDisabled.value = false;
     });
     dialog.visible = false;
     emits('submitCallback');
@@ -345,8 +345,8 @@ const handleTerminationTask = async (data) => {
   loading.value = true;
   buttonDisabled.value = true;
   await terminationTask(params).finally(() => {
-    loading.value = false
-    buttonDisabled.value = false
+    loading.value = false;
+    buttonDisabled.value = false;
   });
   dialog.visible = false;
   emits('submitCallback');
diff --git a/src/views/workflow/leave/index.vue b/src/views/workflow/leave/index.vue
index ee86fa6..32ac509 100644
--- a/src/views/workflow/leave/index.vue
+++ b/src/views/workflow/leave/index.vue
@@ -60,17 +60,14 @@
           <template #default="scope">
             <el-row :gutter="10" class="mb8">
               <el-col :span="1.5" v-if="scope.row.status === 'draft' || scope.row.status === 'cancel' || scope.row.status === 'back'">
-                <el-button
-                  v-hasPermi="['workflow:leave:edit']"
-                  size="small"
-                  type="primary"
-                  icon="Edit"
-                  @click="handleUpdate(scope.row)"
-                  >修改</el-button>
+                <el-button v-hasPermi="['workflow:leave:edit']" size="small" type="primary" icon="Edit" @click="handleUpdate(scope.row)"
+                  >修改</el-button
+                >
               </el-col>
               <el-col :span="1.5" v-if="scope.row.status === 'draft' || scope.row.status === 'cancel' || scope.row.status === 'back'">
                 <el-button v-hasPermi="['workflow:leave:remove']" size="small" type="primary" icon="Delete" @click="handleDelete(scope.row)"
-                >删除</el-button>
+                  >删除</el-button
+                >
               </el-col>
             </el-row>
             <el-row :gutter="10" class="mb8">
@@ -78,12 +75,7 @@
                 <el-button type="primary" size="small" icon="View" @click="handleView(scope.row)">查看</el-button>
               </el-col>
               <el-col :span="1.5" v-if="scope.row.status === 'waiting'">
-                <el-button
-                  size="small"
-                  type="primary"
-                  icon="Notification"
-                  @click="handleCancelProcessApply(scope.row.id)"
-                  >撤销</el-button>
+                <el-button size="small" type="primary" icon="Notification" @click="handleCancelProcessApply(scope.row.id)">撤销</el-button>
               </el-col>
             </el-row>
           </template>
@@ -231,9 +223,9 @@ const handleCancelProcessApply = async (id: string) => {
   await proxy?.$modal.confirm('是否确认撤销当前单据？');
   loading.value = true;
   let data = {
-    businessId:id,
-    message:'撤销流程！'
-  }
+    businessId: id,
+    message: '撤销流程！'
+  };
   await cancelProcessApply(data).finally(() => (loading.value = false));
   await getList();
   proxy?.$modal.msgSuccess('撤销成功');