remove microservices summit menu, will publish dubbo3 topic later on blog.
diff --git a/site_config/site.js b/site_config/site.js
index 6f1e99b..5ec761d 100644
--- a/site_config/site.js
+++ b/site_config/site.js
@@ -43,11 +43,6 @@
         text: 'DOWNLOAD',
         link: '/en-us/blog/download.html',
       },
-      {
-        key: 'SUMMIT',
-        text: 'MICROSERVICES SUMMIT',
-        link: 'https://developer.aliyun.com/topic/microservices2020#/',
-      },
     ],
     disclaimer: {
       title: '',
@@ -162,11 +157,6 @@
         text: '下载',
         link: '/zh-cn/blog/download.html',
       },
-      {
-        key: 'SUMMIT',
-        text: '云原生微服务大会',
-        link: 'https://developer.aliyun.com/topic/microservices2020#/',
-      },
     ],
     disclaimer: {
       title: '',