diff --git a/ShadowEditor.Web/index-en.html b/ShadowEditor.Web/index-en.html
deleted file mode 100644
index 532c08c1e..000000000
--- a/ShadowEditor.Web/index-en.html
+++ /dev/null
@@ -1,84 +0,0 @@
-<!DOCTYPE html>
-
-<html lang="zh-cn">
-
-<head>
-    <meta charset="utf-8">
-    <title>Shadow Editor</title>
-    <link rel="shortcut icon" href="favicon.ico">
-    <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
-    <!-- iconfont -->
-    <link href="assets/css/icon/iconfont.css" rel="stylesheet" />
-    <!-- Shadow Editor -->
-    <link href="assets/css/main.css" rel="stylesheet" />
-    <link id="theme" href="assets/css/light.css" rel="stylesheet" />
-</head>
-
-<body>
-    <div id="container" tabindex="10"></div>
-
-    <!-- three.js -->
-    <script src="assets/js/three.js"></script>
-
-    <!-- libs -->
-    <script src="assets/js/libs/stats.min.js"></script>
-    <script src="assets/js/libs/ammo.js"></script>
-    <script src="assets/js/libs/jszip.min.js"></script>
-    <script src="assets/js/libs/inflate.min.js"></script>
-    <script src="assets/js/libs/gunzip.min.js"></script>
-
-    <script src="assets/js/SimplexNoise.js"></script>
-    <script src="assets/js/ImprovedNoise.js"></script>
-    <script src="assets/js/GPUComputationRenderer.js"></script>
-    <script src="assets/js/ShaderTerrain.js"></script>
-
-    <script src="assets/js/SPE.js"></script>
-    <script src="assets/js/VolumetricFire.js"></script>
-    <script src="assets/js/utils/BufferGeometryUtils.js"></script>
-
-    <!-- shader -->
-    <script src="assets/js/shaders/CopyShader.js"></script>
-
-    <!-- postprocessing -->
-    <script src="assets/js/postprocessing/EffectComposer.js"></script>
-    <script src="assets/js/postprocessing/RenderPass.js"></script>
-    <script src="assets/js/postprocessing/ShaderPass.js"></script>
-    <script src="assets/js/postprocessing/OutlinePass.js"></script>
-    <script src="assets/js/postprocessing/SAOPass.js"></script>
-    <script src="assets/js/postprocessing/SSAOPass.js"></script>
-
-    <!-- controls -->
-    <script src="assets/js/controls/EditorControls.js"></script>
-    <script src="assets/js/controls/TransformControls.js"></script>
-
-    <!-- geometries -->
-    <script src="assets/js/geometries/DecalGeometry.js"></script>
-    <script src="assets/js/geometries/TeapotBufferGeometry.js"></script>
-
-    <!-- loaders -->
-    <script src="assets/js/loaders/TGALoader.js"></script>
-
-    <!-- objects -->
-    <script src="assets/js/objects/Sky.js"></script>
-    <script src="assets/js/objects/Reflector.js"></script>
-    <script src="assets/js/objects/Lensflare.js"></script>
-
-    <!-- Shadow Editor -->
-    <script src="dist/ShadowEditor.js"></script>
-    <script>
-        var container = null;
-        var app = null;
-
-        var start = function () {
-            container = document.getElementById('container');
-            app = new Shadow.Application(container, {
-                server: location.origin
-            });
-            app.start();
-        };
-
-        window.onload = start;
-    </script>
-</body>
-
-</html>
\ No newline at end of file
diff --git a/ShadowEditor.Web/index.html b/ShadowEditor.Web/index.html
index 18081708a..0b98f7824 100644
--- a/ShadowEditor.Web/index.html
+++ b/ShadowEditor.Web/index.html
@@ -65,12 +65,27 @@
 
     <!-- Shadow Editor -->
     <script src="dist/ShadowEditor.js"></script>
-    <script src="lang/zh-CN.js"></script>
     <script>
         var container = null;
         var app = null;
 
-        var start = function () {
+        var lang = window.localStorage.getItem('lang') || 'zh-CN';
+
+        var loadJs = url => {
+            var script = document.createElement('script');
+            script.type = 'text/javascript';
+            script.src = url;
+
+            document.body.appendChild(script);
+
+            return new Promise(resolve => {
+                script.onload = () => {
+                    resolve();
+                }
+            });
+        };
+
+        var start = () => {
             container = document.getElementById('container');
             app = new Shadow.Application(container, {
                 server: location.origin
@@ -78,7 +93,15 @@
             app.start();
         };
 
-        window.onload = start;
+        window.onload = () => {
+            if (lang === 'zh-CN') {
+                loadJs('lang/zh-CN.js').then(() => {
+                    start();
+                });
+            } else {
+                start();
+            }
+        };
     </script>
 </body>
 
