diff --git a/api/products/views.py b/api/products/views.py
index c881986..4cbbc7d 100644
--- a/api/products/views.py
+++ b/api/products/views.py
@@ -1282,6 +1282,12 @@ class MiniProgContentView(BaseView):
 
     def get(self, request):
         pk = request.GET.get('tenant')
+        code = request.GET.get('code')
+        if code:
+            sc = get_object_or_404(SerialCode, code=code)
+            if not sc.tenant:
+                return http404('code has no tenant')
+            pk = sc.tenant.pk
         if not pk or not pk.isnumeric():
             x = get_object_or_404(MiniProgramContent, tenant=None)
         else:
diff --git a/scanner/pages/index/index.js b/scanner/pages/index/index.js
index 47a91cb..81d38dd 100644
--- a/scanner/pages/index/index.js
+++ b/scanner/pages/index/index.js
@@ -8,6 +8,7 @@ import {
   get_camera_rule,
   goto_camera,
   get_phone_model,
+  extract_code_from_url,
 } from '../../utils.js'
 
 Page({
@@ -43,11 +44,14 @@ Page({
     this.patch_url(c.static);
     return c;
   },
-  load_content(tenant_id) {
+  load_content(tenant_id, code) {
     var url = app.globalData.server_url + '/api/v1/mini-program-content/';
     if (tenant_id) {
       url += "?tenant=" + tenant_id;
     }
+    if (code) {
+      url += "&code=" + code;
+    }
     console.log(url);
     var r = wx.request({
       url,
@@ -89,7 +93,11 @@ Page({
       });
       return;
     }
-    this.load_content(options.tenant);
+    var code = null;
+    if (options.q) {
+      code = extract_code_from_url(decodeURIComponent(options.q));
+    }
+    this.load_content(options.tenant, code);
   },
 
   doGetUserProfile() {
diff --git a/scanner/utils.js b/scanner/utils.js
index ea92700..e6d1516 100644
--- a/scanner/utils.js
+++ b/scanner/utils.js
@@ -108,6 +108,34 @@ function send_event(event_name, data, success_cb, fail_cb) {
   });
 }
 
+function extract_code_from_url(url) {
+  /*
+def get_code_from_url(url):
+    code = None
+    patterns = [
+            '[?&]code=([0-9a-zA-Z]+)',
+            '[?&]c=([0-9a-zA-Z]+)',
+            'xy.ltd/v/([0-9a-zA-Z]+)'
+    ]
+    for p in patterns:
+        m = re.search(p, url)
+        if m:
+            return m.group(1)
+            */
+  var patterns = [
+    /[?&]code=([0-9a-zA-Z]+)/,
+    /[?&]c=([0-9a-zA-Z]+)/,
+    /xy\.ltd\/v\/([0-9a-zA-Z]+)/,
+  ];
+  for (var p of patterns) {
+    var code_match = url.match(p);
+    if (code_match) {
+      return code_match[1];
+    }
+  }
+  return null;
+}
+
 module.exports = {
   get_system_info,
   get_phone_model,
@@ -116,5 +144,6 @@ module.exports = {
   formatTime,
   make_new_session_id,
   send_event,
+  extract_code_from_url,
 }