diff --git a/litemall-admin/package.json b/litemall-admin/package.json
index ba0a1f84..870fa83f 100644
--- a/litemall-admin/package.json
+++ b/litemall-admin/package.json
@@ -1,7 +1,7 @@
 {
   "name": "litemall-admin",
   "version": "1.0.0",
-  "description": "litemall-admin basing on vue-element-admin 4.2.1",
+  "description": "litemall-admin basing on vue-element-admin 4.3.0",
   "author": "linlinjava <linlinjava@163.com>",
   "license": "MIT",
   "scripts": {
@@ -50,13 +50,14 @@
     "clipboard": "2.0.4",
     "connect": "3.6.6",
     "echarts": "4.2.1",
-    "element-ui": "2.12.0",
+    "element-ui": "2.13.2",
     "file-saver": "1.3.8",
     "js-cookie": "2.2.0",
     "normalize.css": "7.0.0",
     "nprogress": "0.2.0",
     "path-to-regexp": "2.4.0",
     "screenfull": "4.2.0",
+    "script-loader": "0.7.2",
     "vue": "2.6.10",
     "vue-count-to": "1.0.13",
     "vue-router": "3.0.2",
@@ -83,11 +84,10 @@
     "html-webpack-plugin": "3.2.0",
     "husky": "1.3.1",
     "lint-staged": "8.1.5",
-    "node-sass": "^4.9.0",
+    "sass": "^1.26.2",
     "runjs": "^4.3.2",
     "sass-loader": "^7.1.0",
     "script-ext-html-webpack-plugin": "2.1.3",
-    "script-loader": "0.7.2",
     "serve-static": "^1.13.2",
     "svg-sprite-loader": "4.1.3",
     "svgo": "1.2.0",
diff --git a/litemall-admin/src/components/Notice/index.vue b/litemall-admin/src/components/Notice/index.vue
index 1b7499be..c131013c 100644
--- a/litemall-admin/src/components/Notice/index.vue
+++ b/litemall-admin/src/components/Notice/index.vue
@@ -42,7 +42,7 @@ export default {
 </script>
 
 <style lang="scss" scoped>
-/deep/ .el-badge__content.is-fixed.is-dot {
+::v-deep .el-badge__content.is-fixed.is-dot {
   right: 5px;
   top: 10px;
 }
diff --git a/litemall-admin/src/components/ScrollPane/index.vue b/litemall-admin/src/components/ScrollPane/index.vue
index 89998e80..c554f477 100644
--- a/litemall-admin/src/components/ScrollPane/index.vue
+++ b/litemall-admin/src/components/ScrollPane/index.vue
@@ -1,6 +1,6 @@
 <template>
   <el-scrollbar ref="scrollContainer" :vertical="false" class="scroll-container" @wheel.native.prevent="handleScroll">
-    <slot/>
+    <slot />
   </el-scrollbar>
 </template>
 
@@ -80,7 +80,7 @@ export default {
   position: relative;
   overflow: hidden;
   width: 100%;
-  /deep/ {
+  ::v-deep {
     .el-scrollbar__bar {
       bottom: 0px;
     }
diff --git a/litemall-admin/src/permission.js b/litemall-admin/src/permission.js
index 4603bbc6..04a649fa 100644
--- a/litemall-admin/src/permission.js
+++ b/litemall-admin/src/permission.js
@@ -28,7 +28,7 @@ router.beforeEach((to, from, next) => {
         store.dispatch('GetUserInfo').then(res => { // 拉取user_info
           const perms = res.data.data.perms // note: perms must be a array! such as: ['GET /aaa','POST /bbb']
           store.dispatch('GenerateRoutes', { perms }).then(() => { // 根据perms权限生成可访问的路由表
-            router.addRoutes(store.getters.addRouters) // 动态添加可访问路由表
+            router.addRoutes(store.getters.addRoutes) // 动态添加可访问路由表
             next({ ...to, replace: true }) // hack方法 确保addRoutes已完成 ,set the replace: true so the navigation will not leave a history record
           })
         }).catch((err) => {
diff --git a/litemall-admin/src/router/index.js b/litemall-admin/src/router/index.js
index 0e9789d4..836d62e8 100644
--- a/litemall-admin/src/router/index.js
+++ b/litemall-admin/src/router/index.js
@@ -24,14 +24,14 @@ import Layout from '@/views/layout/Layout'
     noCache: true                if true ,the page will no be cached(default is false)
   }
 **/
-export const constantRouterMap = [
+export const constantRoutes = [
   {
     path: '/redirect',
     component: Layout,
     hidden: true,
     children: [
       {
-        path: '/redirect/:path*',
+        path: '/redirect/:path(.*)',
         component: () => import('@/views/redirect/index')
       }
     ]
@@ -71,13 +71,7 @@ export const constantRouterMap = [
   }
 ]
 
-export default new Router({
-  // mode: 'history', // require service support
-  scrollBehavior: () => ({ y: 0 }),
-  routes: constantRouterMap
-})
-
-export const asyncRouterMap = [
+export const asyncRoutes = [
   {
     path: '/user',
     component: Layout,
@@ -612,3 +606,19 @@ export const asyncRouterMap = [
 
   { path: '*', redirect: '/404', hidden: true }
 ]
+
+const createRouter = () => new Router({
+  // mode: 'history', // require service support
+  scrollBehavior: () => ({ y: 0 }),
+  routes: constantRoutes
+})
+
+const router = createRouter()
+
+// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
+export function resetRouter() {
+  const newRouter = createRouter()
+  router.matcher = newRouter.matcher // reset router
+}
+
+export default router
diff --git a/litemall-admin/src/store/getters.js b/litemall-admin/src/store/getters.js
index 745789c7..ffd867c2 100644
--- a/litemall-admin/src/store/getters.js
+++ b/litemall-admin/src/store/getters.js
@@ -8,12 +8,9 @@ const getters = {
   token: state => state.user.token,
   avatar: state => state.user.avatar,
   name: state => state.user.name,
-  introduction: state => state.user.introduction,
-  status: state => state.user.status,
   roles: state => state.user.roles,
   perms: state => state.user.perms,
-  setting: state => state.user.setting,
-  permission_routers: state => state.permission.routers,
-  addRouters: state => state.permission.addRouters
+  permission_routes: state => state.permission.routes,
+  addRoutes: state => state.permission.addRoutes
 }
 export default getters
diff --git a/litemall-admin/src/store/modules/permission.js b/litemall-admin/src/store/modules/permission.js
index bcdeea76..b9ef5df4 100644
--- a/litemall-admin/src/store/modules/permission.js
+++ b/litemall-admin/src/store/modules/permission.js
@@ -1,4 +1,4 @@
-import { asyncRouterMap, constantRouterMap } from '@/router'
+import { asyncRoutes, constantRoutes } from '@/router'
 
 /**
  * 通过meta.perms判断是否与当前用户权限匹配
@@ -15,16 +15,16 @@ function hasPermission(perms, route) {
 
 /**
  * 递归过滤异步路由表，返回符合用户角色权限的路由表
- * @param routes asyncRouterMap
+ * @param routes asyncRoutes
  * @param perms
  */
-function filterAsyncRouter(routes, perms) {
+function filterAsyncRoutes(routes, perms) {
   const res = []
 
   routes.forEach(route => {
     const tmp = { ...route }
     if (tmp.children) {
-      tmp.children = filterAsyncRouter(tmp.children, perms)
+      tmp.children = filterAsyncRoutes(tmp.children, perms)
       if (tmp.children && tmp.children.length > 0) {
         res.push(tmp)
       }
@@ -40,26 +40,26 @@ function filterAsyncRouter(routes, perms) {
 
 const permission = {
   state: {
-    routers: constantRouterMap,
-    addRouters: []
+    routes: constantRoutes,
+    addRoutes: []
   },
   mutations: {
-    SET_ROUTERS: (state, routers) => {
-      state.addRouters = routers
-      state.routers = constantRouterMap.concat(routers)
+    SET_ROUTES: (state, routes) => {
+      state.addRoutes = routes
+      state.routes = constantRoutes.concat(routes)
     }
   },
   actions: {
     GenerateRoutes({ commit }, data) {
       return new Promise(resolve => {
         const { perms } = data
-        let accessedRouters
+        let accessedRoutes
         if (perms.includes('*')) {
-          accessedRouters = asyncRouterMap
+          accessedRoutes = asyncRoutes
         } else {
-          accessedRouters = filterAsyncRouter(asyncRouterMap, perms)
+          accessedRoutes = filterAsyncRoutes(asyncRoutes, perms)
         }
-        commit('SET_ROUTERS', accessedRouters)
+        commit('SET_ROUTES', accessedRoutes)
         resolve()
       })
     }
diff --git a/litemall-admin/src/store/modules/user.js b/litemall-admin/src/store/modules/user.js
index f2d28925..6fb68688 100644
--- a/litemall-admin/src/store/modules/user.js
+++ b/litemall-admin/src/store/modules/user.js
@@ -1,38 +1,21 @@
 import { loginByUsername, logout, getUserInfo } from '@/api/login'
 import { getToken, setToken, removeToken } from '@/utils/auth'
+import router, { resetRouter } from '@/router'
 
 const user = {
   state: {
     user: '',
-    status: '',
-    code: '',
     token: getToken(),
     name: '',
     avatar: '',
-    introduction: '',
     roles: [],
-    perms: [],
-    setting: {
-      articlePlatform: []
-    }
+    perms: []
   },
 
   mutations: {
-    SET_CODE: (state, code) => {
-      state.code = code
-    },
     SET_TOKEN: (state, token) => {
       state.token = token
     },
-    SET_INTRODUCTION: (state, introduction) => {
-      state.introduction = introduction
-    },
-    SET_SETTING: (state, setting) => {
-      state.setting = setting
-    },
-    SET_STATUS: (state, status) => {
-      state.status = status
-    },
     SET_NAME: (state, name) => {
       state.name = name
     },
@@ -78,7 +61,6 @@ const user = {
           commit('SET_ROLES', data.roles)
           commit('SET_NAME', data.name)
           commit('SET_AVATAR', data.avatar)
-          commit('SET_INTRODUCTION', data.introduction)
           resolve(response)
         }).catch(error => {
           reject(error)
@@ -86,28 +68,20 @@ const user = {
       })
     },
 
-    // 第三方验证登录
-    // LoginByThirdparty({ commit, state }, code) {
-    //   return new Promise((resolve, reject) => {
-    //     commit('SET_CODE', code)
-    //     loginByThirdparty(state.status, state.email, state.code).then(response => {
-    //       commit('SET_TOKEN', response.data.token)
-    //       setToken(response.data.token)
-    //       resolve()
-    //     }).catch(error => {
-    //       reject(error)
-    //     })
-    //   })
-    // },
-
     // 登出
-    LogOut({ commit, state }) {
+    LogOut({ commit, state, dispatch }) {
       return new Promise((resolve, reject) => {
         logout(state.token).then(() => {
           commit('SET_TOKEN', '')
           commit('SET_ROLES', [])
           commit('SET_PERMS', [])
           removeToken()
+          resetRouter()
+
+          // reset visited views and cached views
+          // to fixed https://github.com/PanJiaChen/vue-element-admin/issues/2485
+          dispatch('tagsView/delAllViews', null, { root: true })
+
           resolve()
         }).catch(error => {
           reject(error)
@@ -119,6 +93,7 @@ const user = {
     FedLogOut({ commit }) {
       return new Promise(resolve => {
         commit('SET_TOKEN', '')
+        commit('SET_ROLES', [])
         removeToken()
         resolve()
       })
@@ -126,19 +101,23 @@ const user = {
 
     // 动态修改权限
     ChangeRoles({ commit, dispatch }, role) {
-      return new Promise(resolve => {
+      return new Promise(async resolve => {
         commit('SET_TOKEN', role)
         setToken(role)
-        getUserInfo(role).then(response => {
-          const data = response.data
-          commit('SET_ROLES', data.roles)
-          commit('SET_PERMS', data.perms)
-          commit('SET_NAME', data.name)
-          commit('SET_AVATAR', data.avatar)
-          commit('SET_INTRODUCTION', data.introduction)
-          dispatch('GenerateRoutes', data) // 动态修改权限后 重绘侧边菜单
-          resolve()
-        })
+
+        const { roles } = await dispatch('GetUserInfo')
+
+        resetRouter()
+
+        const accessRoutes = await dispatch('permission/generateRoutes', roles, { root: true })
+
+        // dynamically add accessible routes
+        router.addRoutes(accessRoutes)
+
+        // reset visited views and cached views
+        dispatch('tagsView/delAllViews', null, { root: true })
+
+        resolve()
       })
     }
   }
diff --git a/litemall-admin/src/styles/element-ui.scss b/litemall-admin/src/styles/element-ui.scss
index 955d3cab..49474de3 100644
--- a/litemall-admin/src/styles/element-ui.scss
+++ b/litemall-admin/src/styles/element-ui.scss
@@ -31,7 +31,7 @@
 .fixed-width {
   .el-button--mini {
     padding: 7px 10px;
-    width: 60px;
+    min-width: 60px;
   }
 }
 
diff --git a/litemall-admin/src/styles/element-variables.scss b/litemall-admin/src/styles/element-variables.scss
index 30a0e6bc..5bdc4dad 100644
--- a/litemall-admin/src/styles/element-variables.scss
+++ b/litemall-admin/src/styles/element-variables.scss
@@ -6,7 +6,7 @@
 /* theme color */
 $--color-primary: #1890ff;
 $--color-success: #13ce66;
-$--color-warning: #FFBA00;
+$--color-warning: #ffba00;
 $--color-danger: #ff4949;
 // $--color-info: #1E1E1E;
 
@@ -17,10 +17,10 @@ $--button-font-weight: 400;
 $--border-color-light: #dfe4ed;
 $--border-color-lighter: #e6ebf5;
 
-$--table-border:1px solid#dfe6ec;
+$--table-border: 1px solid #dfe6ec;
 
 /* icon font path, required */
-$--font-path: '~element-ui/lib/theme-chalk/fonts';
+$--font-path: "~element-ui/lib/theme-chalk/fonts";
 
 @import "~element-ui/packages/theme-chalk/src/index";
 
diff --git a/litemall-admin/src/styles/sidebar.scss b/litemall-admin/src/styles/sidebar.scss
index 3dad4c39..b141b9e6 100644
--- a/litemall-admin/src/styles/sidebar.scss
+++ b/litemall-admin/src/styles/sidebar.scss
@@ -57,6 +57,11 @@
       margin-right: 16px;
     }
 
+    .sub-el-icon {
+      margin-right: 12px;
+      margin-left: -2px;
+    }
+
     .el-menu {
       border: none;
       height: 100%;
@@ -105,6 +110,11 @@
         .svg-icon {
           margin-left: 20px;
         }
+
+        .sub-el-icon {
+          margin-right: 12px;
+          margin-left: -2px;
+        }        
       }
     }
 
@@ -118,6 +128,11 @@
           margin-left: 20px;
         }
 
+        .sub-el-icon {
+          margin-right: 12px;
+          margin-left: -2px;
+        }
+
         .el-submenu__icon-arrow {
           display: none;
         }
@@ -178,6 +193,10 @@
     .svg-icon {
       margin-right: 16px;
     }
+    .sub-el-icon {
+      margin-right: 12px;
+      margin-left: -2px;
+    }    
   }
 
   .nest-menu .el-submenu>.el-submenu__title,
diff --git a/litemall-admin/src/vendor/Export2Excel.js b/litemall-admin/src/vendor/Export2Excel.js
index a041a34c..a243d50b 100644
--- a/litemall-admin/src/vendor/Export2Excel.js
+++ b/litemall-admin/src/vendor/Export2Excel.js
@@ -1,5 +1,5 @@
 /* eslint-disable */
-require('script-loader!file-saver');
+import { saveAs } from 'file-saver'
 import XLSX from 'xlsx'
 
 function generateArray(table) {
@@ -145,20 +145,34 @@ export function export_table_to_excel(id) {
 }
 
 export function export_json_to_excel({
+  multiHeader = [],
   header,
   data,
   filename,
+  merges = [],
   autoWidth = true,
-  bookType=  'xlsx'
+  bookType = 'xlsx'
 } = {}) {
   /* original data */
   filename = filename || 'excel-list'
   data = [...data]
   data.unshift(header);
+
+  for (let i = multiHeader.length - 1; i > -1; i--) {
+    data.unshift(multiHeader[i])
+  }
+
   var ws_name = "SheetJS";
   var wb = new Workbook(),
     ws = sheet_from_array_of_arrays(data);
 
+  if (merges.length > 0) {
+    if (!ws['!merges']) ws['!merges'] = [];
+    merges.forEach(item => {
+      ws['!merges'].push(XLSX.utils.decode_range(item))
+    })
+  }
+
   if (autoWidth) {
     /*设置worksheet每列的最大宽度*/
     const colWidth = data.map(row => row.map(val => {
diff --git a/litemall-admin/src/views/goods/comment.vue b/litemall-admin/src/views/goods/comment.vue
index aa3d908a..d904fada 100644
--- a/litemall-admin/src/views/goods/comment.vue
+++ b/litemall-admin/src/views/goods/comment.vue
@@ -3,8 +3,8 @@
 
     <!-- 查询和其他操作 -->
     <div class="filter-container">
-      <el-input v-model="listQuery.userId" clearable class="filter-item" style="width: 200px;" placeholder="请输入用户ID"/>
-      <el-input v-model="listQuery.valueId" clearable class="filter-item" style="width: 200px;" placeholder="请输入商品ID"/>
+      <el-input v-model="listQuery.userId" clearable class="filter-item" style="width: 200px;" placeholder="请输入用户ID" />
+      <el-input v-model="listQuery.valueId" clearable class="filter-item" style="width: 200px;" placeholder="请输入商品ID" />
       <el-button class="filter-item" type="primary" icon="el-icon-search" @click="handleFilter">查找</el-button>
       <el-button :loading="downloadLoading" class="filter-item" type="primary" icon="el-icon-download" @click="handleDownload">导出</el-button>
     </div>
@@ -12,21 +12,21 @@
     <!-- 查询结果 -->
     <el-table v-loading="listLoading" :data="list" element-loading-text="正在查询中。。。" border fit highlight-current-row>
 
-      <el-table-column align="center" label="用户ID" prop="userId"/>
+      <el-table-column align="center" label="用户ID" prop="userId" />
 
-      <el-table-column align="center" label="商品ID" prop="valueId"/>
+      <el-table-column align="center" label="商品ID" prop="valueId" />
 
-      <el-table-column align="center" label="打分" prop="star"/>
+      <el-table-column align="center" label="打分" prop="star" />
 
-      <el-table-column align="center" label="评论内容" prop="content"/>
+      <el-table-column align="center" label="评论内容" prop="content" />
 
       <el-table-column align="center" label="评论图片" prop="picUrls">
         <template slot-scope="scope">
-          <el-image v-for="item in scope.row.picUrls" :key="item" :src="item" :preview-src-list="scope.row.picUrls" :lazy="true" style="width: 40px; height: 40px; margin-right: 5px;"/>
+          <el-image v-for="item in scope.row.picUrls" :key="item" :src="item" :preview-src-list="scope.row.picUrls" :lazy="true" style="width: 40px; height: 40px; margin-right: 5px;" />
         </template>
       </el-table-column>
 
-      <el-table-column align="center" label="时间" prop="addTime"/>
+      <el-table-column align="center" label="时间" prop="addTime" />
 
       <el-table-column align="center" label="操作" width="200" class-name="small-padding fixed-width">
         <template slot-scope="scope">
@@ -42,7 +42,7 @@
     <el-dialog :visible.sync="replyFormVisible" title="回复">
       <el-form ref="replyForm" :model="replyForm" status-icon label-position="left" label-width="100px" style="width: 400px; margin-left:50px;">
         <el-form-item label="回复内容" prop="content">
-          <el-input :autosize="{ minRows: 4, maxRows: 8}" v-model="replyForm.content" type="textarea"/>
+          <el-input v-model="replyForm.content" :autosize="{ minRows: 4, maxRows: 8}" type="textarea" />
         </el-form-item>
       </el-form>
       <div slot="footer" class="dialog-footer">
@@ -129,8 +129,6 @@ export default {
           type: 'success',
           duration: 2000
         })
-        const index = this.list.indexOf(row)
-        this.list.splice(index, 1)
       })
     },
     handleDownload() {
diff --git a/litemall-admin/src/views/layout/components/Navbar.vue b/litemall-admin/src/views/layout/components/Navbar.vue
index c46d17af..991a5ac3 100644
--- a/litemall-admin/src/views/layout/components/Navbar.vue
+++ b/litemall-admin/src/views/layout/components/Navbar.vue
@@ -46,8 +46,8 @@
               密码修改
             </router-link>
           </el-dropdown-item>
-          <el-dropdown-item divided>
-            <span style="display:block;" @click="logout">退出</span>
+          <el-dropdown-item divided @click.native="logout">
+            <span style="display:block;">退出</span>
           </el-dropdown-item>
         </el-dropdown-menu>
       </el-dropdown>
diff --git a/litemall-admin/src/views/layout/components/Sidebar/Item.vue b/litemall-admin/src/views/layout/components/Sidebar/Item.vue
index b515f615..aa1f5da4 100644
--- a/litemall-admin/src/views/layout/components/Sidebar/Item.vue
+++ b/litemall-admin/src/views/layout/components/Sidebar/Item.vue
@@ -17,7 +17,11 @@ export default {
     const vnodes = []
 
     if (icon) {
-      vnodes.push(<svg-icon icon-class={icon}/>)
+      if (icon.includes('el-icon')) {
+        vnodes.push(<i class={[icon, 'sub-el-icon']} />)
+      } else {
+        vnodes.push(<svg-icon icon-class={icon}/>)
+      }
     }
 
     if (title) {
@@ -27,3 +31,11 @@ export default {
   }
 }
 </script>
+
+<style scoped>
+.sub-el-icon {
+  color: currentColor;
+  width: 1em;
+  height: 1em;
+}
+</style>
diff --git a/litemall-admin/src/views/layout/components/Sidebar/Link.vue b/litemall-admin/src/views/layout/components/Sidebar/Link.vue
index 5d366f24..b66755da 100644
--- a/litemall-admin/src/views/layout/components/Sidebar/Link.vue
+++ b/litemall-admin/src/views/layout/components/Sidebar/Link.vue
@@ -1,14 +1,11 @@
-
 <template>
-  <!-- eslint-disable vue/require-component-is-->
-  <component v-bind="linkProps(to)">
-    <slot/>
+  <component :is="type" v-bind="linkProps(to)">
+    <slot />
   </component>
 </template>
 
 <script>
-import { isExternal } from '@/utils'
-
+import { isExternal } from '@/utils/validate'
 export default {
   props: {
     to: {
@@ -16,22 +13,28 @@ export default {
       required: true
     }
   },
-  methods: {
-    isExternalLink(routePath) {
-      return isExternal(routePath)
+  computed: {
+    isExternal() {
+      return isExternal(this.to)
     },
-    linkProps(url) {
-      if (this.isExternalLink(url)) {
+    type() {
+      if (this.isExternal) {
+        return 'a'
+      }
+      return 'router-link'
+    }
+  },
+  methods: {
+    linkProps(to) {
+      if (this.isExternal) {
         return {
-          is: 'a',
-          href: url,
+          href: to,
           target: '_blank',
           rel: 'noopener'
         }
       }
       return {
-        is: 'router-link',
-        to: url
+        to: to
       }
     }
   }
diff --git a/litemall-admin/src/views/layout/components/Sidebar/index.vue b/litemall-admin/src/views/layout/components/Sidebar/index.vue
index dff85f18..b5bb70dd 100644
--- a/litemall-admin/src/views/layout/components/Sidebar/index.vue
+++ b/litemall-admin/src/views/layout/components/Sidebar/index.vue
@@ -9,7 +9,7 @@
       text-color="#bfcbd9"
       active-text-color="#409EFF"
     >
-      <sidebar-item v-for="route in permission_routers" :key="route.path" :item="route" :base-path="route.path"/>
+      <sidebar-item v-for="route in permission_routes" :key="route.path" :item="route" :base-path="route.path" />
     </el-menu>
   </el-scrollbar>
 </template>
@@ -22,7 +22,7 @@ export default {
   components: { SidebarItem },
   computed: {
     ...mapGetters([
-      'permission_routers',
+      'permission_routes',
       'sidebar'
     ]),
     isCollapse() {
diff --git a/litemall-admin/src/views/layout/components/ScrollPane.vue b/litemall-admin/src/views/layout/components/TagsView/ScrollPane.vue
similarity index 90%
rename from litemall-admin/src/views/layout/components/ScrollPane.vue
rename to litemall-admin/src/views/layout/components/TagsView/ScrollPane.vue
index 0ec76e72..d68e4944 100644
--- a/litemall-admin/src/views/layout/components/ScrollPane.vue
+++ b/litemall-admin/src/views/layout/components/TagsView/ScrollPane.vue
@@ -6,7 +6,6 @@
 
 <script>
 const tagAndTagSpacing = 4 // tagAndTagSpacing
-
 export default {
   name: 'ScrollPane',
   data() {
@@ -19,27 +18,33 @@ export default {
       return this.$refs.scrollContainer.$refs.wrap
     }
   },
+  mounted() {
+    this.scrollWrapper.addEventListener('scroll', this.emitScroll, true)
+  },
+  beforeDestroy() {
+    this.scrollWrapper.removeEventListener('scroll', this.emitScroll)
+  },
   methods: {
     handleScroll(e) {
       const eventDelta = e.wheelDelta || -e.deltaY * 40
       const $scrollWrapper = this.scrollWrapper
       $scrollWrapper.scrollLeft = $scrollWrapper.scrollLeft + eventDelta / 4
     },
+    emitScroll() {
+      this.$emit('scroll')
+    },
     moveToTarget(currentTag) {
       const $container = this.$refs.scrollContainer.$el
       const $containerWidth = $container.offsetWidth
       const $scrollWrapper = this.scrollWrapper
       const tagList = this.$parent.$refs.tag
-
       let firstTag = null
       let lastTag = null
-
       // find first tag and last tag
       if (tagList.length > 0) {
         firstTag = tagList[0]
         lastTag = tagList[tagList.length - 1]
       }
-
       if (firstTag === currentTag) {
         $scrollWrapper.scrollLeft = 0
       } else if (lastTag === currentTag) {
@@ -49,13 +54,10 @@ export default {
         const currentIndex = tagList.findIndex(item => item === currentTag)
         const prevTag = tagList[currentIndex - 1]
         const nextTag = tagList[currentIndex + 1]
-
         // the tag's offsetLeft after of nextTag
         const afterNextTagOffsetLeft = nextTag.$el.offsetLeft + nextTag.$el.offsetWidth + tagAndTagSpacing
-
         // the tag's offsetLeft before of prevTag
         const beforePrevTagOffsetLeft = prevTag.$el.offsetLeft - tagAndTagSpacing
-
         if (afterNextTagOffsetLeft > $scrollWrapper.scrollLeft + $containerWidth) {
           $scrollWrapper.scrollLeft = afterNextTagOffsetLeft - $containerWidth
         } else if (beforePrevTagOffsetLeft < $scrollWrapper.scrollLeft) {
@@ -73,7 +75,7 @@ export default {
   position: relative;
   overflow: hidden;
   width: 100%;
-  /deep/ {
+  ::v-deep {
     .el-scrollbar__bar {
       bottom: 0px;
     }
diff --git a/litemall-admin/src/views/layout/components/TagsView.vue b/litemall-admin/src/views/layout/components/TagsView/index.vue
similarity index 94%
rename from litemall-admin/src/views/layout/components/TagsView.vue
rename to litemall-admin/src/views/layout/components/TagsView/index.vue
index 23f27b55..ca139102 100644
--- a/litemall-admin/src/views/layout/components/TagsView.vue
+++ b/litemall-admin/src/views/layout/components/TagsView/index.vue
@@ -1,6 +1,6 @@
 <template>
   <div id="tags-view-container" class="tags-view-container">
-    <scroll-pane ref="scrollPane" class="tags-view-wrapper">
+    <scroll-pane ref="scrollPane" class="tags-view-wrapper" @scroll="handleScroll">
       <router-link
         v-for="tag in visitedViews"
         ref="tag"
@@ -17,10 +17,10 @@
       </router-link>
     </scroll-pane>
     <ul v-show="visible" :style="{left:left+'px',top:top+'px'}" class="contextmenu">
-      <li @click="refreshSelectedTag(selectedTag)">刷新</li>
-      <li v-if="!isAffix(selectedTag)" @click="closeSelectedTag(selectedTag)">关闭</li>
-      <li @click="closeOthersTags">关闭其他</li>
-      <li @click="closeAllTags(selectedTag)">关闭所有</li>
+      <li @click="refreshSelectedTag(selectedTag)">Refresh</li>
+      <li v-if="!isAffix(selectedTag)" @click="closeSelectedTag(selectedTag)">Close</li>
+      <li @click="closeOthersTags">Close Others</li>
+      <li @click="closeAllTags(selectedTag)">Close All</li>
     </ul>
   </div>
 </template>
@@ -28,7 +28,6 @@
 <script>
 import ScrollPane from './ScrollPane'
 import path from 'path'
-
 export default {
   components: { ScrollPane },
   data() {
@@ -45,7 +44,7 @@ export default {
       return this.$store.state.tagsView.visitedViews
     },
     routes() {
-      return this.$store.state.permission.routers
+      return this.$store.state.permission.routes
     }
   },
   watch: {
@@ -176,19 +175,20 @@ export default {
       const offsetWidth = this.$el.offsetWidth // container width
       const maxLeft = offsetWidth - menuMinWidth // left boundary
       const left = e.clientX - offsetLeft + 15 // 15: margin right
-
       if (left > maxLeft) {
         this.left = maxLeft
       } else {
         this.left = left
       }
-
       this.top = e.clientY
       this.visible = true
       this.selectedTag = tag
     },
     closeMenu() {
       this.visible = false
+    },
+    handleScroll() {
+      this.closeMenu()
     }
   }
 }
diff --git a/litemall-admin/src/views/layout/components/index.js b/litemall-admin/src/views/layout/components/index.js
index 07cc9947..a727059b 100644
--- a/litemall-admin/src/views/layout/components/index.js
+++ b/litemall-admin/src/views/layout/components/index.js
@@ -1,4 +1,4 @@
+export { default as AppMain } from './AppMain'
 export { default as Navbar } from './Navbar'
 export { default as Sidebar } from './Sidebar/index.vue'
-export { default as TagsView } from './TagsView'
-export { default as AppMain } from './AppMain'
+export { default as TagsView } from './TagsView/index.vue'
diff --git a/litemall-admin/vue.config.js b/litemall-admin/vue.config.js
index 3a891005..55a46253 100644
--- a/litemall-admin/vue.config.js
+++ b/litemall-admin/vue.config.js
@@ -29,7 +29,12 @@ module.exports = {
   lintOnSave: process.env.NODE_ENV === 'development',
   productionSourceMap: false,
   devServer: {
-    port: port
+    port: port,
+    open: true,
+    overlay: {
+      warnings: false,
+      errors: true
+    }
   },
   configureWebpack: {
     // provide the app's title in webpack's name field, so that
@@ -42,8 +47,11 @@ module.exports = {
     }
   },
   chainWebpack(config) {
-    config.plugins.delete('preload') // TODO: need test
-    config.plugins.delete('prefetch') // TODO: need test
+    // it can improve the speed of the first screen, it is recommended to turn on preload
+    // config.plugins.delete('preload')
+
+    // when there are many pages, it will cause too many meaningless requests
+    config.plugins.delete('prefetch') //
 
     // set svg-sprite-loader
     config.module
@@ -73,12 +81,6 @@ module.exports = {
       })
       .end()
 
-    config
-      // https://webpack.js.org/configuration/devtool/#development
-      .when(process.env.NODE_ENV === 'development',
-        config => config.devtool('cheap-source-map')
-      )
-
     config
       .when(process.env.NODE_ENV !== 'development',
         config => {