diff --git a/apps/mini-user/src/lib/user-location.ts b/apps/mini-user/src/lib/user-location.ts
index 593a8ee..ed8bb4b 100644
--- a/apps/mini-user/src/lib/user-location.ts
+++ b/apps/mini-user/src/lib/user-location.ts
@@ -1,9 +1,8 @@
 import Taro from '@tarojs/taro';
 import { getWechatLocationDetailed } from '@dukang/weixin-sdk';
-import { API_BASE, getToken, request } from './api';
+import { API_BASE, CLIENT_APP, getToken, request } from './api';
 import { DEFAULT_REGION, regionFromGeo, type RegionSelection } from './region-data';
 import { FALLBACK_CITY_CODE } from './product-images';
-import { ClientApp } from '@dukang/shared-types';
 
 export const GPS_CITY_STORAGE_KEY = 'dukang_gps_city';
 
@@ -123,7 +122,7 @@ function getMiniLocation(): Promise<Taro.getLocation.SuccessCallbackResult> {
 async function resolveViaH5Jssdk(): Promise<ResolvedUserCity | null> {
   const outcome = await getWechatLocationDetailed({
     apiBase: API_BASE,
-    clientApp: ClientApp.USER_H5,
+    clientApp: CLIENT_APP,
     getAccessToken: () => getToken() || null,
   });
 
diff --git a/apps/mini-user/src/lib/weixin.ts b/apps/mini-user/src/lib/weixin.ts
index bca5759..5253acf 100644
--- a/apps/mini-user/src/lib/weixin.ts
+++ b/apps/mini-user/src/lib/weixin.ts
@@ -1,14 +1,16 @@
-import { ClientApp } from '@dukang/shared-types';
 import { createWeixinSdk, isWechatEnv } from '@dukang/weixin-sdk';
-import { API_BASE, getToken } from './api';
+import { API_BASE, CLIENT_APP, getToken } from './api';
 
 /**
- * H5 公众号内 JSSDK（分享 / 定位等）走 USER_H5 对应的公众号 appId。
- * 小程序原生能力不经此门面。
+ * H5 公众号内 JSSDK（分享 / OAuth / 支付）须与业务 API 使用同一 X-Client-App。
+ * mini-user 全端（含 H5 产物）统一为 USER_MINI，否则 OAuth 登录签发的 JWT
+ * 与本地请求头 USER_MINI 不匹配 → 401 清登录 → 反复拉起微信授权。
+ *
+ * （历史 h5-user 仍用 USER_H5；公众号能力由后端凭证配置，不依赖该 ClientApp 标签。）
  */
 export const weixinSdk = createWeixinSdk({
   apiBase: API_BASE,
-  clientApp: process.env.TARO_ENV === 'h5' ? ClientApp.USER_H5 : ClientApp.USER_MINI,
+  clientApp: CLIENT_APP,
   getAccessToken: () => getToken() || null,
 });