diff --git a/src/api/searcher-serper.ts b/src/api/searcher-serper.ts
index 2c18e1a..c73da84 100644
--- a/src/api/searcher-serper.ts
+++ b/src/api/searcher-serper.ts
@@ -90,8 +90,8 @@ export class SearcherHost extends RPCHost {
         count: number,
         @Param('type', { type: new Set(['web', 'images', 'news']), default: 'web' })
         variant: 'web' | 'images' | 'news',
-        @Param('provider', { type: new Set(['google', 'bing']), default: 'google' })
-        searchEngine: 'google' | 'bing',
+        @Param('provider', { type: new Set(['google', 'bing', 'wechat']), default: 'google' })
+        searchEngine: 'google' | 'bing' | 'wechat',
         @Param('num', { validate: (v: number) => v >= 0 && v <= 20 })
         num?: number,
         @Param('gl', { validate: (v: string) => WORLD_COUNTRY_CODES.includes(v?.toLowerCase()) }) gl?: string,
@@ -171,6 +171,9 @@ export class SearcherHost extends RPCHost {
         }
 
         let chargeAmountScaler = 1;
+        if (searchEngine === 'wechat') {
+            this.threadLocal.set('wechat-preferred', true);
+        }
         if (searchEngine === 'bing') {
             this.threadLocal.set('bing-preferred', true);
             chargeAmountScaler = 3;
diff --git a/src/services/serper-search.ts b/src/services/serper-search.ts
index 4a6c41c..a1408e8 100644
--- a/src/services/serper-search.ts
+++ b/src/services/serper-search.ts
@@ -7,6 +7,7 @@ import { SerperBingHTTP, SerperGoogleHTTP, SerperImageSearchResponse, SerperNews
 import { BlackHoleDetector } from './blackhole-detector';
 import { Context } from './registry';
 import { ServiceBadAttemptError } from '../shared';
+import { WechatSearchHTTP } from '../shared/3rd-party/wechat-search';
 
 @singleton()
 export class SerperSearchService extends AsyncService {
@@ -15,6 +16,7 @@ export class SerperSearchService extends AsyncService {
 
     serperGoogleSearchHTTP!: SerperGoogleHTTP;
     serperBingSearchHTTP!: SerperBingHTTP;
+    wechatSearchHTTP!: WechatSearchHTTP;
 
     constructor(
         protected globalLogger: GlobalLogger,
@@ -31,13 +33,18 @@ export class SerperSearchService extends AsyncService {
 
         this.serperGoogleSearchHTTP = new SerperGoogleHTTP(this.secretExposer.SERPER_SEARCH_API_KEY);
         this.serperBingSearchHTTP = new SerperBingHTTP(this.secretExposer.SERPER_SEARCH_API_KEY);
+        this.wechatSearchHTTP = new WechatSearchHTTP(this.secretExposer.WECHAT_SEARCH_API_KEY);
     }
 
     *iterClient() {
         const preferBingSearch = this.threadLocal.get('bing-preferred');
+        const preferWechatSearch = this.threadLocal.get('wechat-preferred');
         if (preferBingSearch) {
             yield this.serperBingSearchHTTP;
         }
+        if (preferWechatSearch) {
+            yield this.wechatSearchHTTP;
+        }
         while (true) {
             yield this.serperGoogleSearchHTTP;
         }
@@ -59,6 +66,17 @@ export class SerperSearchService extends AsyncService {
             try {
                 this.logger.debug(`Doing external search`, query);
                 let r;
+
+                if (client instanceof WechatSearchHTTP) {
+                    r = await client.blogSearch({
+                        kw: query.q,
+                        page: query.page
+                    });
+
+                    this.blackHoleDetector.itWorked();
+
+                    return r.parsed;
+                }
                 switch (variant) {
                     case 'images': {
                         r = await client.imageSearch(query);
diff --git a/thinapps-shared b/thinapps-shared
index 8c31e85..00717c3 160000
--- a/thinapps-shared
+++ b/thinapps-shared
@@ -1 +1 @@
-Subproject commit 8c31e85dc52dfcc7d1d86df0328df3a94319b534
+Subproject commit 00717c3b08eeaf425d3a0d4880b05714051c01bd