diff --git a/app/controllers/wechats_controller.rb b/app/controllers/wechats_controller.rb
index 33561c242..2afb85ace 100644
--- a/app/controllers/wechats_controller.rb
+++ b/app/controllers/wechats_controller.rb
@@ -8,18 +8,7 @@ class WechatsController < ActionController::Base
   # default text responder when no other match
   on :text do |request, content|
       #邀请码
-    begin
-      uw = user_binded?(request[:FromUserName])
-      if !uw
-        return sendBind()
-      else
-        return join_class({invite_code: content}, uw.user, request)
-      end
-    rescue => e
-      logger.error e.inspect
-      logger.error e.backtrace.join("\n")
-      return request.reply.text e
-    end
+    sendBindClass(request, {invite_code: content})
   end
 
   # When receive 'help', will trigger this responder
@@ -48,24 +37,13 @@ class WechatsController < ActionController::Base
 
   # When subscribe user scan scene_id in public account
   on :scan, with: 'scene_id' do |request, ticket|
-    begin
-      uw = user_binded?(request[:FromUserName])
-      if !uw
-        return sendBind()
-      else
-        return join_class({ticket: ticket}, uw.user, request)
-      end
-    rescue => e
-      logger.error e.inspect
-      logger.error e.backtrace.join("\n")
-      return request.reply.text e
-    end
+    sendBindClass(request, {ticket: ticket})
   end
 
   # When no any on :scan responder can match subscribe user scaned scene_id
   on :event, with: 'scan' do |request|
     if request[:EventKey].present?
-      request.reply.text "event scan got EventKey #{request[:EventKey]} Ticket #{request[:Ticket]}"
+      sendBindClass(request, {ticket: request[:Ticket]})
     end
   end
 
@@ -161,6 +139,22 @@ class WechatsController < ActionController::Base
     end
   end
 
+
+  def sendBindClass(request, params)
+    begin
+      uw = user_binded?(request[:FromUserName])
+      if !uw
+        return sendBind(request)
+      else
+        return join_class(params, uw.user, request)
+      end
+    rescue => e
+      logger.error e.inspect
+      logger.error e.backtrace.join("\n")
+      return request.reply.text e
+    end
+  end
+
   def default_msg(request)
     uw = user_binded?(request[:FromUserName])
     if uw && uw.user