diff --git a/components/_util/Clone.vue b/components/_util/Clone.vue
new file mode 100644
index 000000000..96ba840df
--- /dev/null
+++ b/components/_util/Clone.vue
@@ -0,0 +1,19 @@
+<script>
+import { cloneElement } from './vnode'
+import PropTypes from './vue-types'
+export default {
+  props: {
+    childProps: PropTypes.object.def({}),
+  },
+  render () {
+    const { $attrs, $listeners, childProps } = this
+    let children = this.$slots.default[0]
+    children = cloneElement(children, {
+      attr: $attrs,
+      on: $listeners,
+      props: childProps,
+    })
+    return children
+  },
+}
+</script>
diff --git a/components/_util/vnode.js b/components/_util/vnode.js
index de21cefba..e3225d29a 100644
--- a/components/_util/vnode.js
+++ b/components/_util/vnode.js
@@ -1,5 +1,31 @@
 import clonedeep from 'lodash.clonedeep'
+// export function cloneVNode (vnode, deep) {
+//   const cloned = new vnode.constructor(
+//     vnode.tag,
+//     clonedeep(vnode.data),
+//     vnode.children,
+//     vnode.text,
+//     vnode.elm,
+//     vnode.context,
+//     clonedeep(vnode.componentOptions),
+//     vnode.asyncFactory
+//   )
+//   cloned.ns = vnode.ns
+//   cloned.isStatic = vnode.isStatic
+//   cloned.key = vnode.key
+//   cloned.isComment = vnode.isComment
+//   cloned.isCloned = true
+//   if (deep && vnode.children) {
+//     cloned.children = cloneVNodes(vnode.children, deep)
+//   }
+//   return cloned
+// }
 export function cloneVNode (vnode, deep) {
+  const componentOptions = vnode.componentOptions
+  // if (componentOptions) {
+  //   componentOptions.propsData = componentOptions.propsData ? clonedeep(componentOptions.propsData) : componentOptions.propsData
+  // }
+
   const cloned = new vnode.constructor(
     vnode.tag,
     clonedeep(vnode.data),
@@ -7,16 +33,24 @@ export function cloneVNode (vnode, deep) {
     vnode.text,
     vnode.elm,
     vnode.context,
-    clonedeep(vnode.componentOptions),
+    componentOptions,
     vnode.asyncFactory
   )
   cloned.ns = vnode.ns
   cloned.isStatic = vnode.isStatic
   cloned.key = vnode.key
   cloned.isComment = vnode.isComment
+  cloned.fnContext = vnode.fnContext
+  cloned.fnOptions = vnode.fnOptions
+  cloned.fnScopeId = vnode.fnScopeId
   cloned.isCloned = true
-  if (deep && vnode.children) {
-    cloned.children = cloneVNodes(vnode.children)
+  if (deep) {
+    if (vnode.children) {
+      cloned.children = cloneVNodes(vnode.children, true)
+    }
+    if (componentOptions && componentOptions.children) {
+      componentOptions.children = cloneVNodes(componentOptions.children, true)
+    }
   }
   return cloned
 }
@@ -30,7 +64,8 @@ export function cloneVNodes (vnodes, deep) {
   return res
 }
 
-export function cloneElement (node, nodeProps) {
+export function cloneElement (n, nodeProps, clone) {
+  const node = clone ? cloneVNode(n, true) : n
   const { props = {}, key, on = {}} = nodeProps
   if (node.componentOptions) {
     node.componentOptions.propsData = node.componentOptions.propsData || {}
diff --git a/components/menu/demo/antd.vue b/components/menu/demo/antd.vue
index 6713959c2..962af1f3e 100644
--- a/components/menu/demo/antd.vue
+++ b/components/menu/demo/antd.vue
@@ -1,8 +1,8 @@
 <script>
 import { cloneElement } from '../../_util/vnode'
+import Clone from '../../_util/Clone'
 import Menu, { SubMenu, Item as MenuItem, Divider } from '../src/index'
 import { Icon } from 'antd'
-import '../assets/index.less'
 import animate from 'css-animation'
 
 function handleSelect (info) {
@@ -11,40 +11,40 @@ function handleSelect (info) {
 }
 
 const animation = {
-  enter (node, done) {
-    let height
-    return animate(node, 'rc-menu-collapse', {
-      start () {
-        height = node.offsetHeight
-        node.style.height = 0
-      },
-      active () {
-        node.style.height = `${height}px`
-      },
-      end () {
-        node.style.height = ''
-        done()
-      },
-    })
+  on: {
+    enter (node, done) {
+      let height
+      return animate(node, 'rc-menu-collapse', {
+        start () {
+          height = node.offsetHeight
+          node.style.height = 0
+        },
+        active () {
+          node.style.height = `${height}px`
+        },
+        end () {
+          node.style.height = ''
+          done()
+        },
+      })
+    },
+    leave (node, done) {
+      return animate(node, 'rc-menu-collapse', {
+        start () {
+          node.style.height = `${node.offsetHeight}px`
+        },
+        active () {
+          node.style.height = 0
+        },
+        end () {
+          node.style.height = ''
+          done()
+        },
+      })
+    },
   },
-
-  appear () {
-    return this.enter.apply(this, arguments)
-  },
-
-  leave (node, done) {
-    return animate(node, 'rc-menu-collapse', {
-      start () {
-        node.style.height = `${node.offsetHeight}px`
-      },
-      active () {
-        node.style.height = 0
-      },
-      end () {
-        node.style.height = ''
-        done()
-      },
-    })
+  props: {
+    appear: false,
   },
 }
 export default {
@@ -52,7 +52,7 @@ export default {
 
   },
   render () {
-    const nestSubMenu = (<SubMenu title={<span>sub menu 2</span>} key='4'>
+    const nestSubMenu = () => (<SubMenu title={<span>sub menu 2</span>} key='4'>
       <MenuItem key='4-1'>inner inner</MenuItem>
       <Divider/>
       <SubMenu
@@ -78,58 +78,62 @@ export default {
     function onOpenChange (value) {
       console.log('onOpenChange', value)
     }
-    const commonMenu = (<Menu class='test' onSelect={handleSelect} onOpenChange={onOpenChange}>
-      <SubMenu key='1' title={<span>sub menu</span>}>
-        <MenuItem key='1-1'>
+    const commonMenu = () => (
+      <Menu onSelect={handleSelect} onOpenChange={onOpenChange}>
+        <SubMenu key='1' title={<span>sub menu</span>}>
+          <MenuItem key='1-1'>
           0-1
-        </MenuItem>
-        <MenuItem key='1-2'>0-2</MenuItem>
-      </SubMenu>
-      {nestSubMenu}
-      <MenuItem key='2'>1</MenuItem>
-      <MenuItem key='3'>outer</MenuItem>
-      <MenuItem disabled>disabled</MenuItem>
-      <MenuItem key='5'>outer3</MenuItem>
-    </Menu>)
-    const horizontalMenu = cloneElement(commonMenu, { props: {
-      mode: 'horizontal',
-      // use openTransition for antd
-      openAnimation: 'rc-menu-open-slide-up',
-    }})
-
-    // const horizontalMenu2 = cloneElement(commonMenu, { props: {
-    //   mode: 'horizontal',
-    //   openAnimation: 'slide-up',
-    //   triggerSubMenuAction: 'click',
-    // }})
-
-    // const verticalMenu = cloneElement(commonMenu, { props: {
-    //   mode: 'vertical',
-    //   openAnimation: 'zoom',
-    // }})
-
-    // const inlineMenu = cloneElement(commonMenu, { props: {
-    //   mode: 'inline',
-    //   defaultOpenKeys: ['1'],
-    //   openAnimation: animation,
-    // }})
+          </MenuItem>
+          <MenuItem key='1-2'>0-2</MenuItem>
+        </SubMenu>
+        {nestSubMenu()}
+        <MenuItem key='2'>1</MenuItem>
+        <MenuItem key='3'>outer</MenuItem>
+        <MenuItem disabled>disabled</MenuItem>
+        <MenuItem key='5'>outer3</MenuItem>
+      </Menu>
+    )
     return (
       <div style={{ margin: '20px' }}>
         <h2>antd menu</h2>
         <div>
           <h3>horizontal</h3>
-
-          <div style={{ margin: '20px', width: '800px' }}>{horizontalMenu}</div>
+          <div style={{ margin: '20px', width: '800px' }}>
+            <Clone childProps={{
+              mode: 'horizontal',
+              openAnimation: 'rc-menu-open-slide-up',
+            }} >
+              {commonMenu()}
+            </Clone>
+          </div>
           <h3>horizontal and click</h3>
-          {/*
-          <div style={{ margin: '20px', width: '800px' }}>{horizontalMenu2}</div>
+          <div style={{ margin: '20px', width: '800px' }}>
+            <Clone childProps={{
+              mode: 'horizontal',
+              openAnimation: 'rc-menu-open-slide-up',
+              triggerSubMenuAction: 'click',
+              defaultOpenKeys: ['1'],
+            }} >
+              {commonMenu()}
+            </Clone>
+          </div>
           <h3>vertical</h3>
+          <div style={{ margin: '20px', width: '200px' }}>
+            <Clone childProps={{
+              mode: 'vertical',
+              openAnimation: 'rc-menu-open-zoom',
+            }} >
+              {commonMenu()}
+            </Clone></div>
 
-          <div style={{ margin: '20px', width: '200px' }}>{verticalMenu}</div>
           <h3>inline</h3>
-
-          <div style={{ margin: '20px', width: '400px' }}>{inlineMenu}</div>
-          */}
+          <div style={{ margin: '20px', width: '400px' }}><Clone childProps={{
+            mode: 'inline',
+            defaultOpenKeys: ['1'],
+            openAnimation: animation,
+          }} >
+            {commonMenu()}
+          </Clone></div>
         </div>
       </div>
     )
diff --git a/components/menu/src/Menu.vue b/components/menu/src/Menu.vue
index 23e25c25f..621b2a040 100644
--- a/components/menu/src/Menu.vue
+++ b/components/menu/src/Menu.vue
@@ -10,10 +10,7 @@ const Menu = {
   props: {
     getPopupContainer: PropTypes.func,
     openTransitionName: PropTypes.string,
-    subMenuOpenDelay: PropTypes.number.def(0),
-    subMenuCloseDelay: PropTypes.number.def(0.1),
     forceSubMenuRender: PropTypes.bool,
-    level: PropTypes.number.def(1),
     selectable: PropTypes.bool.def(true),
     ...commonPropsType,
   },
@@ -23,8 +20,13 @@ const Menu = {
     const props = this.$props
     let sSelectedKeys = props.defaultSelectedKeys
     let sOpenKeys = props.defaultOpenKeys
-    sSelectedKeys = props.selectedKeys || []
-    sOpenKeys = props.openKeys || []
+    if (hasProp(this, 'selectedKeys')) {
+      sSelectedKeys = props.selectedKeys || []
+    }
+    if (hasProp(this, 'openKeys')) {
+      sOpenKeys = props.openKeys || []
+    }
+
     this.isRootMenu = true
     return {
       sSelectedKeys,
@@ -35,10 +37,10 @@ const Menu = {
     '$props': {
       handler: function (nextProps) {
         const props = {}
-        if (nextProps.selectedKeys === undefined) {
+        if (hasProp(this, 'selectedKeys')) {
           props.sSelectedKeys = nextProps.selectedKeys || []
         }
-        if (nextProps.openKeys === undefined) {
+        if (hasProp(this, 'selectedKeys')) {
           props.sOpenKeys = nextProps.openKeys || []
         }
         this.setState(props)
diff --git a/components/menu/src/MenuItem.vue b/components/menu/src/MenuItem.vue
index c263c90ea..5df5783cc 100644
--- a/components/menu/src/MenuItem.vue
+++ b/components/menu/src/MenuItem.vue
@@ -27,6 +27,9 @@ const MenuItem = {
     // onMouseLeave: PropTypes.func,
     clearSubMenuTimers: PropTypes.func.def(noop),
   },
+  inject: {
+    parentMenuContext: { default: undefined },
+  },
   mixins: [StateMixin],
   isMenuItem: true,
   beforeDestroy () {
@@ -55,8 +58,10 @@ const MenuItem = {
     },
 
     onMouseEnter (e) {
-      const { eventKey } = this.$props
-      this.clearSubMenuTimers()
+      const { eventKey, parentMenuContext } = this
+      if (parentMenuContext && parentMenuContext.subMenuInstance) {
+        parentMenuContext.subMenuInstance.clearSubMenuTimers()
+      }
       this.$emit('itemHover', {
         key: eventKey,
         hover: true,
@@ -133,6 +138,7 @@ const MenuItem = {
         mouseenter: this.onMouseEnter,
       }
     }
+
     const style = {}
     if (props.mode === 'inline') {
       style.paddingLeft = `${props.inlineIndent * props.level}px`
diff --git a/components/menu/src/MenuMixin.js b/components/menu/src/MenuMixin.js
index fd13bd0e3..5b1cbe6ea 100644
--- a/components/menu/src/MenuMixin.js
+++ b/components/menu/src/MenuMixin.js
@@ -23,6 +23,11 @@ export default {
       sActiveKey: this.getActiveKey(props.activeKey),
     }
   },
+  provide () {
+    return {
+      parentMenuContext: this,
+    }
+  },
   watch: {
     '$props': {
       handler: function (nextProps) {
diff --git a/components/menu/src/SubMenu.vue b/components/menu/src/SubMenu.vue
index 65b7b87ad..fdb38b991 100644
--- a/components/menu/src/SubMenu.vue
+++ b/components/menu/src/SubMenu.vue
@@ -40,7 +40,10 @@ export default {
     forceSubMenuRender: PropTypes.bool,
     openAnimation: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
     disabled: PropTypes.bool,
-    subMenuCloseDelay: PropTypes.number,
+    subMenuOpenDelay: PropTypes.number.def(0),
+    subMenuCloseDelay: PropTypes.number.def(0.1),
+    level: PropTypes.number.def(1),
+    inlineIndent: PropTypes.number.def(24),
     // onDeselect: PropTypes.func,
     // onDestroy: PropTypes.func,
     // onMouseEnter: PropTypes.func,
@@ -49,6 +52,9 @@ export default {
     // onTitleMouseLeave: PropTypes.func,
     // onTitleClick: PropTypes.func,
   },
+  inject: {
+    parentMenuContext: { default: undefined },
+  },
   mixins: [StateMixin],
   isSubMenu: true,
   data () {
@@ -65,9 +71,11 @@ export default {
   },
 
   beforeDestroy () {
-    const { eventKey } = this.$props
+    const { eventKey, parentMenuContext } = this
     this.$emit('destroy', eventKey)
-    this.clearSubMenuTimers()
+    if (parentMenuContext.subMenuInstance === this) {
+      this.clearSubMenuTimers()
+    }
   },
   methods: {
     handleUpdated () {
@@ -156,8 +164,10 @@ export default {
     onMouseLeave (e) {
       const {
         eventKey,
-      } = this.$props
-      this.subMenuLeaveFn = () => {
+        parentMenuContext,
+      } = this
+      parentMenuContext.subMenuInstance = this
+      parentMenuContext.subMenuLeaveFn = () => {
       // trigger mouseleave
         this.$emit('mouseleave', {
           key: eventKey,
@@ -165,7 +175,7 @@ export default {
         })
       }
       // prevent popup menu and submenu gap
-      this.subMenuLeaveTimer = setTimeout(this.subMenuLeaveFn, 100)
+      parentMenuContext.subMenuLeaveTimer = setTimeout(parentMenuContext.subMenuLeaveFn, 100)
     },
 
     onTitleMouseEnter (domEvent) {
@@ -182,8 +192,9 @@ export default {
     },
 
     onTitleMouseLeave (e) {
-      const { eventKey } = this.$props
-      this.subMenuTitleLeaveFn = () => {
+      const { eventKey, parentMenuContext } = this
+      parentMenuContext.subMenuInstance = this
+      parentMenuContext.subMenuTitleLeaveFn = () => {
         this.$emit('itemHover', {
           key: eventKey,
           hover: false,
@@ -193,7 +204,7 @@ export default {
           domEvent: e,
         })
       }
-      this.subMenuTitleLeaveTimer = setTimeout(this.subMenuTitleLeaveFn, 100)
+      parentMenuContext.subMenuTitleLeaveTimer = setTimeout(parentMenuContext.subMenuTitleLeaveFn, 100)
     },
 
     onTitleClick (e) {
@@ -268,18 +279,20 @@ export default {
     },
 
     clearSubMenuTitleLeaveTimer () {
-      if (this.subMenuTitleLeaveTimer) {
-        clearTimeout(this.subMenuTitleLeaveTimer)
-        this.subMenuTitleLeaveTimer = null
-        this.subMenuTitleLeaveFn = null
+      const parentMenuContext = this.parentMenuContext
+      if (parentMenuContext.subMenuTitleLeaveTimer) {
+        clearTimeout(parentMenuContext.subMenuTitleLeaveTimer)
+        parentMenuContext.subMenuTitleLeaveTimer = null
+        parentMenuContext.subMenuTitleLeaveFn = null
       }
     },
 
     clearSubMenuLeaveTimer () {
-      if (this.subMenuLeaveTimer) {
-        clearTimeout(this.subMenuLeaveTimer)
-        this.subMenuLeaveTimer = null
-        this.subMenuLeaveFn = null
+      const parentMenuContext = this.parentMenuContext
+      if (parentMenuContext.subMenuLeaveTimer) {
+        clearTimeout(parentMenuContext.subMenuLeaveTimer)
+        parentMenuContext.subMenuLeaveTimer = null
+        parentMenuContext.subMenuLeaveFn = null
       }
     },
 
@@ -292,12 +305,13 @@ export default {
       return this.$props.openKeys.indexOf(this.$props.eventKey) !== -1
     },
 
-    renderChildren (children) {
+    renderChildren (children, vShow) {
       const props = this.$props
+      const isOpen = this.isOpen()
       const subPopupMenuProps = {
         props: {
           mode: props.mode === 'horizontal' ? 'vertical' : props.mode,
-          visible: this.isOpen(),
+          visible: isOpen,
           level: props.level + 1,
           inlineIndent: props.inlineIndent,
           focusable: false,
@@ -325,7 +339,9 @@ export default {
         id: this._menuId,
         ref: 'menuInstance',
       }
-      return <SubPopupMenu {...subPopupMenuProps}>{children}</SubPopupMenu>
+      return vShow
+        ? <SubPopupMenu v-show={isOpen} {...subPopupMenuProps}>{children}</SubPopupMenu>
+        : <SubPopupMenu {...subPopupMenuProps}>{children}</SubPopupMenu>
     },
   },
 
@@ -398,7 +414,7 @@ export default {
         <i class={`${prefixCls}-arrow`} />
       </div>
     )
-    const children = this.renderChildren(this.$slots.default)
+    // const children = this.renderChildren(this.$slots.default)
 
     const getPopupContainer = this.isRootMenu
       ? this.getPopupContainer : triggerNode => triggerNode.parentNode
@@ -421,7 +437,7 @@ export default {
     if (openTransitionName) {
       animProps.name = openTransitionName
     } else if (typeof openAnimation === 'object') {
-      animProps = { ...animProps, ...openAnimation }
+      animProps = { ...animProps, ...openAnimation.props || {}}
       if (!transitionAppear) {
         animProps.appear = false
       }
@@ -431,6 +447,10 @@ export default {
     const transitionProps = {
       props: animProps,
     }
+    if (typeof openAnimation === 'object' && openAnimation.on) {
+      transitionProps.on = { ...openAnimation.on }
+    }
+    const children = isInlineMode ? this.renderChildren(this.$slots.default, true) : this.renderChildren(this.$slots.default)
     return (
       <li {...liProps}>
         {isInlineMode && title}
diff --git a/components/menu/src/commonPropsType.js b/components/menu/src/commonPropsType.js
index 597e31564..693e09749 100644
--- a/components/menu/src/commonPropsType.js
+++ b/components/menu/src/commonPropsType.js
@@ -1,18 +1,21 @@
 import PropTypes from '../../_util/vue-types'
 export default {
   prefixCls: PropTypes.string.def('rc-menu'),
-  inlineIndent: PropTypes.number.def(24),
   focusable: PropTypes.bool.def(true),
   multiple: PropTypes.bool,
   defaultActiveFirst: PropTypes.bool,
   visible: PropTypes.bool.def(true),
   activeKey: PropTypes.string,
   selectedKeys: PropTypes.arrayOf(PropTypes.string),
-  defaultSelectedKeys: PropTypes.arrayOf(PropTypes.string),
-  defaultOpenKeys: PropTypes.arrayOf(PropTypes.string),
+  defaultSelectedKeys: PropTypes.arrayOf(PropTypes.string).def([]),
+  defaultOpenKeys: PropTypes.arrayOf(PropTypes.string).def([]),
   openKeys: PropTypes.arrayOf(PropTypes.string),
   openAnimation: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
   mode: PropTypes.oneOf(['horizontal', 'vertical', 'vertical-left', 'vertical-right', 'inline']).def('vertical'),
-  triggerSubMenuAction: PropTypes.string.def('click'),
+  triggerSubMenuAction: PropTypes.string.def('hover'),
   openTransitionName: PropTypes.string,
+  subMenuOpenDelay: PropTypes.number.def(0),
+  subMenuCloseDelay: PropTypes.number.def(0.1),
+  level: PropTypes.number.def(1),
+  inlineIndent: PropTypes.number.def(24),
 }
diff --git a/components/menu/style/index.js b/components/menu/style/index.js
new file mode 100644
index 000000000..cf31ed80f
--- /dev/null
+++ b/components/menu/style/index.js
@@ -0,0 +1,2 @@
+import '../../style/index.less'
+import './index.less'
diff --git a/components/menu/assets/index.less b/components/menu/style/index.less
similarity index 95%
rename from components/menu/assets/index.less
rename to components/menu/style/index.less
index 2c417cbcc..38f8f8fde 100644
--- a/components/menu/assets/index.less
+++ b/components/menu/style/index.less
@@ -25,6 +25,7 @@
   &-collapse {
     overflow: hidden;
     &-active {
+      overflow: hidden;
       transition: height .3s ease-out;
     }
   }
@@ -136,7 +137,9 @@
       clear: both;
     }
   }
-
+  &-inline {
+    overflow: hidden;
+  }
   &-vertical,
   &-vertical-left,
   &-vertical-right,
@@ -166,7 +169,7 @@
       transform: rotate(90deg);
       transition: transform .3s;
     }
-    & .@{menuPrefixCls}-submenu-open .@{menuPrefixCls}-submenu-title {
+    & .@{menuPrefixCls}-submenu-open > .@{menuPrefixCls}-submenu-title {
       .@{menuPrefixCls}-submenu-arrow {
         transform: rotate(-90deg);
       }
@@ -193,7 +196,7 @@
   }
 
   .effect() {
-    animation-duration: .5s;
+    animation-duration: 3s;
     animation-fill-mode: both;
     transform-origin: 0 0;
   }
@@ -265,12 +268,14 @@
       animation-play-state: paused;
     }
 
-    &-zoom-enter&-zoom-enter-active, &-zoom-appear&-zoom-appear-active {
+    &-zoom-enter-active, &-zoom-appear-active {
+      .effect();
       animation-name: rcMenuOpenZoomIn;
       animation-play-state: running;
     }
 
-    &-zoom-leave&-zoom-leave-active {
+    &-zoom-leave-active {
+      .effect();
       animation-name: rcMenuOpenZoomOut;
       animation-play-state: running;
     }
@@ -285,6 +290,7 @@
         transform: scale(1, 1);
       }
     }
+
     @keyframes rcMenuOpenZoomOut {
       0% {
         transform: scale(1, 1);
@@ -295,6 +301,5 @@
       }
     }
   }
-
 }
 
diff --git a/components/style.js b/components/style.js
index b811afd8e..ec801667d 100644
--- a/components/style.js
+++ b/components/style.js
@@ -10,3 +10,5 @@ import './avatar/style'
 import './badge/style'
 import './tabs/style'
 import './input/style'
+
+import './menu/style'
diff --git a/components/trigger/Popup.vue b/components/trigger/Popup.vue
index 023345c35..24ba0a187 100644
--- a/components/trigger/Popup.vue
+++ b/components/trigger/Popup.vue
@@ -24,6 +24,7 @@ export default {
   data () {
     return {
       destroyPopup: false,
+      initAlign: false, // mounted之后再实例化align,即改变this.$el位置后实例化
     }
   },
   mounted () {
@@ -31,15 +32,25 @@ export default {
     this._container = this.getContainer()
     this._container.appendChild(this.$el)
     this.$nextTick(() => {
-      this.$refs.alignInstance.forceAlign()
+      this.initAlign = true
     })
   },
+  beforeDestroy () {
+    this.$el.remove()
+  },
   watch: {
     visible (val) {
       if (val) {
         this.destroyPopup = false
       }
     },
+    initAlign (val) {
+      if (val) {
+        this.$nextTick(() => {
+          this.$refs.alignInstance.forceAlign()
+        })
+      }
+    },
   },
   methods: {
     onAlign (popupDomNode, align) {
@@ -92,6 +103,9 @@ export default {
     },
     beforeEnter (el) {
       this.$refs.alignInstance && this.$refs.alignInstance.forceAlign()
+      // this.$nextTick(() => {
+      //   this.$refs.alignInstance && this.$refs.alignInstance.forceAlign()
+      // })
     },
     afterLeave (el) {
       if (this.destroyPopupOnHide) {
@@ -189,12 +203,15 @@ export default {
   },
 
   render () {
-    const { destroyPopup, getMaskElement, getPopupElement } = this
+    const { destroyPopup, getMaskElement, getPopupElement, initAlign } = this
     return (
       <div style='position: absolute; top: 0px; left: 0px; width: 100%;'>
-        {getMaskElement()}
-        { destroyPopup
-          ? null : getPopupElement()}
+        {initAlign ? (
+          getMaskElement(),
+          destroyPopup
+            ? null : getPopupElement()
+        ) : null }
+
       </div>
     )
   },
diff --git a/components/trigger/index.vue b/components/trigger/index.vue
index 355a62b6d..4c08b339e 100644
--- a/components/trigger/index.vue
+++ b/components/trigger/index.vue
@@ -258,7 +258,8 @@ export default {
     },
 
     getRootDomNode () {
-      return this.$el.children[0] || this.$el
+      console.log('this.$el.children', this.$el.children)
+      return this.$el.children ? this.$el.children[0] : this.$el
     },
 
     getPopupClassFromAlign (align) {
@@ -509,6 +510,7 @@ export default {
     } else {
       newChildProps.on.mouseleave = this.createTwoChains('mouseleave')
     }
+
     if (this.isFocusToShow() || this.isBlurToHide()) {
       newChildProps.on.focus = this.onFocus
       newChildProps.on.blur = this.onBlur
diff --git a/webpack.config.js b/webpack.config.js
index fbae8e042..c8fa02fbe 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -63,7 +63,7 @@ module.exports = {
   performance: {
     hints: false,
   },
-  devtool: '#eval-source-map',
+  devtool: '#source-map',
 }
 
 if (process.env.NODE_ENV === 'production') {