update

@@ -141,6 +141,7 @@
     window.cookie = cookie;
 
     var url = 'yohobuy://yohobuy.com/goapp?openby:yohobuy={"action":"go.home","params":{"gender":"1","channel":"2"}}';
+
     var u = navigator.userAgent.toLowerCase();
     var isiOS = u.indexOf('os') > -1 || u.indexOf('iphone') > -1 || u.indexOf('mac') > -1 || u.indexOf('ipad') > -1;
     var isWechat = /micromessenger/i.test(navigator.userAgent || '');
@@ -152,6 +153,10 @@
 
     params = queryString();
 
+    if(params.union_type){
+        url = 'yohobuy://yohobuy.com/goapp?ct='+params.union_type+'&openby:yohobuy={"action":"go.home","params":{"gender":"1","channel":"2"}}';
+    }
+
     if (isiOS) {
         var regStr_saf = /os [\d._]*/gi;
         var verinfo = u.match(regStr_saf);