diff --git a/.roadhogrc.js b/.roadhogrc.js
index e3b62c8..2de5f1e 100644
--- a/.roadhogrc.js
+++ b/.roadhogrc.js
@@ -36,5 +36,15 @@ export default {
   		    ["import", { "libraryName": "antd", "style": true}]
         ]
       }
-  }
+  },
+  "dllPlugin": {
+   "exclude": [
+     "babel-runtime"
+   ],
+   "include": [
+     "dva/router",
+     "dva/saga",
+     "dva/fetch",
+   ]
+ }
 }
diff --git a/package.json b/package.json
index 6f1e418..c60f0c4 100644
--- a/package.json
+++ b/package.json
@@ -50,6 +50,7 @@
   "scripts": {
     "dev": "set BROWSER=none&&set HOST=0.0.0.0&&roadhog server",
     "lint": "eslint --fix --ext .js src",
-    "build": "roadhog build"
+    "build": "roadhog build",
+    "build:dll": "roadhog buildDll"
   }
 }
diff --git a/src/index.html b/src/index.html
index 3615ec3..17b3c93 100644
--- a/src/index.html
+++ b/src/index.html
@@ -26,6 +26,7 @@
       }
     })()
   </script>
+  <script src="roadhog.dll.js"></script>
   <script src="/index.js"></script>
 </body>
 
diff --git a/webpack.config.js b/webpack.config.js
index e21dd72..2e2db97 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -1,21 +1,22 @@
-module.exports = (webpackConfig) => {
+module.exports = (webpackConfig, env) => {
   // FilenameHash
   // https://webpack.js.org/configuration/output/#output-chunkfilename
   webpackConfig.output.chunkFilename = '[name].[hash].js'
 
-  // ClassnameHash
-  // webpackConfig.module.rules.map((item) => {
-  //   if (item.use && item.use[0] === 'style') {
-  //     return item.use.map((iitem) => {
-  //       if (iitem && iitem.loader === 'css') {
-  //         iitem.options.localIdentName = '[hash:base64:5]'
-  //       }
-  //       return iitem
-  //     })
-  //   }
-  //   return item
-  // })
-
+  if (env === 'production' && webpackConfig.module) {
+    // ClassnameHash
+    webpackConfig.module.rules.map((item) => {
+      if (item.use && item.use[0] === 'style') {
+        return item.use.map((iitem) => {
+          if (iitem && iitem.loader === 'css') {
+            iitem.options.localIdentName = '[hash:base64:5]'
+          }
+          return iitem
+        })
+      }
+      return item
+    })
+  }
 
   // PreLoaders
   // webpackConfig.module.preLoaders = [{
@@ -24,7 +25,6 @@ module.exports = (webpackConfig) => {
   //   loader: 'eslint',
   // }]
 
-
   // Alias
   webpackConfig.resolve.alias = {
     components: `${__dirname}/src/components`,