diff --git a/frontend/src/views/Settings.vue b/frontend/src/views/Settings.vue
index b5f3cf2..c024276 100644
--- a/frontend/src/views/Settings.vue
+++ b/frontend/src/views/Settings.vue
@@ -1695,20 +1695,18 @@
             </p>
             <a-form layout="vertical">
               <a-form-item label="选择部门">
-                <a-select
+                <a-tree-select
                   v-model:value="transferDeptId"
                   placeholder="请选择部门"
                   style="width: 100%"
-                >
-                  <a-select-option :value="0">未分配部门</a-select-option>
-                  <a-select-option
-                    v-for="dept in departments"
-                    :key="dept.id"
-                    :value="dept.id"
-                  >
-                    {{ dept.deptName }}
-                  </a-select-option>
-                </a-select>
+                  :tree-data="departmentTreeSelectData"
+                  :field-names="{ children: 'children', label: 'title', value: 'value' }"
+                  tree-default-expand-all
+                  allow-clear
+                  show-search
+                  :filter-tree-node="filterDeptTreeNode"
+                  tree-node-filter-prop="title"
+                />
               </a-form-item>
             </a-form>
           </div>
@@ -2499,6 +2497,38 @@ const getDepartmentLevel = (record: DepartmentOverview): number => {
   return 3
 }
 
+// 部门树形选择器数据 - 用于调整用户部门
+const departmentTreeSelectData = computed(() => {
+  // 构建树形结构
+  const buildTree = (parentId: number | null): any[] => {
+    return departments.value
+      .filter(d => (d.parentId || null) === parentId)
+      .map(d => {
+        const children = buildTree(d.id!)
+        const node: any = {
+          title: `${d.deptName} (${d.deptType === 'demand' ? '需求' : '接单'})`,
+          value: d.id,
+          key: d.id
+        }
+        if (children.length > 0) {
+          node.children = children
+        }
+        return node
+      })
+  }
+  
+  // 添加"未分配部门"选项
+  return [
+    { title: '未分配部门', value: 0, key: 0 },
+    ...buildTree(null)
+  ]
+})
+
+// 过滤部门树节点
+const filterDeptTreeNode = (inputValue: string, treeNode: any) => {
+  return treeNode.title.toLowerCase().includes(inputValue.toLowerCase())
+}
+
 // 上级部门选项（分层级）- 用于部门编辑弹窗
 const parentDepartmentOptions = computed(() => {
   // 排除当前正在编辑的部门及其子部门