diff --git a/src/components/SelectTree/Department/Gwj/index.js b/src/components/SelectTree/Department/Gwj/index.js
index 13b1833..3d003da 100644
--- a/src/components/SelectTree/Department/Gwj/index.js
+++ b/src/components/SelectTree/Department/Gwj/index.js
@@ -2,6 +2,9 @@ import { request } from "@cqsjjb/jjb-common-lib/http.js";
 import { useEffect, useState } from "react";
 import BasicSelectTree from "../../Basic";
 
+// 全局缓存
+const cacheMap = new Map();
+
 /**
  * 部门下拉树组件（港务局版本）
  */
@@ -18,10 +21,19 @@ function DepartmentSelectTree(props) {
   const [treeData, setTreeData] = useState([]);
 
   const getData = async () => {
+    // 生成缓存键
+    const paramsStr = JSON.stringify(params);
+    const cacheKey = `${searchType}_${paramsStr}`;
+
+    // 检查缓存，如果存在直接返回缓存结果
+    if (cacheMap.has(cacheKey)) {
+      setTreeData(cacheMap.get(cacheKey));
+      return;
+    }
+
     setTreeData([]);
 
     if (searchType === "current") {
-      // 根据参数决定是否发送请求
       if (isNeedCorpInfoId && !params.eqCorpinfoId)
         return;
       if (isNeedParentId && !params.eqParentId)
@@ -29,7 +41,7 @@ function DepartmentSelectTree(props) {
     }
 
     let requestUrl = "";
-    let actualParams = params;
+    const actualParams = { ...params, time: new Date().getTime() };
     if (searchType === "current") {
       requestUrl = "/basicInfo/department/listTree";
       actualParams.inType = undefined;
@@ -47,6 +59,10 @@ function DepartmentSelectTree(props) {
     }
 
     const { data } = await request(requestUrl, "post", actualParams);
+
+    // 存入缓存
+    cacheMap.set(cacheKey, data);
+
     setTreeData(data);
   };