diff --git a/public/index.html b/public/index.html
index 956a01818..29a987a35 100644
--- a/public/index.html
+++ b/public/index.html
@@ -5,22 +5,23 @@
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
     <link rel="icon" href="<%= BASE_URL %>favicon.png">
-    <link rel="stylesheet" href="https://cdn.bootcss.com/element-ui/2.7.2/theme-chalk/index.css">
-    <link href="https://cdn.bootcss.com/nprogress/0.2.0/nprogress.min.css" rel="stylesheet">
+    <!-- cdn.bootcss.com替换成cdnjs.cloudflare.com/ajax/libs -->
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/element-ui/2.7.2/theme-chalk/index.css">
+    <link href="https://cdnjs.cloudflare.com/ajax/libs/nprogress/0.2.0/nprogress.min.css" rel="stylesheet">
     <title><%= webpackConfig.name %></title>
     <script src="/static/inflate.min.js"></script>
     <script src="/static/three.min.js"></script>
-    <script src="https://cdn.bootcss.com/echarts/4.4.0-rc.1/echarts-en.common.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/echarts/4.4.0-rc.1/echarts-en.common.js"></script>
 
-    <script src="https://cdn.bootcss.com/vue/2.6.10/vue.min.js"></script>
-    <script src="https://cdn.bootcss.com/vuex/3.1.0/vuex.min.js"></script>
-    <script src="https://cdn.bootcss.com/vue-router/3.1.2/vue-router.min.js"></script>
-    <script src="https://cdn.bootcss.com/nprogress/0.2.0/nprogress.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.6.10/vue.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/vuex/3.1.0/vuex.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/vue-router/3.1.2/vue-router.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/nprogress/0.2.0/nprogress.min.js"></script>
 
-    <script src="https://cdn.bootcss.com/element-ui/2.7.2/index.js"></script>
-    <script src="https://cdn.bootcss.com/element-ui/2.7.2/locale/en.min.js"></script>
-    <script src="https://cdn.bootcss.com/element-ui/2.7.2/locale/zh-CN.min.js"></script>
-    <!-- <script src="https://cdn.bootcss.com/sockjs-client/1.4.0/sockjs.min.js"></script> -->
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/element-ui/2.7.2/index.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/element-ui/2.7.2/locale/en.min.js"></script>
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/element-ui/2.7.2/locale/zh-CN.min.js"></script>
+    <!-- <script src="https://cdnjs.cloudflare.com/ajax/libs/sockjs-client/1.4.0/sockjs.min.js"></script> -->
   </head>
   <body>  
     <noscript>
