diff --git a/index.html b/index.html
index 2068f0c..d4a1296 100644
--- a/index.html
+++ b/index.html
@@ -348,7 +348,7 @@
             }else if (item.innerHTML === '智能客服'){
             window.open('http://kefu.gkyun.net/');
             }else if (item.innerHTML === '双重预防机制'){
-                window.open('https://manage.gkyun.net/gis-system');
+                window.open('https://manage.gkyun.net/gis-system?type=scyfjz');
             }
             console.log(item.innerHTML);
         }