diff --git a/components/checkbox/checkbox.vue b/components/checkbox/Checkbox.vue
similarity index 100%
rename from components/checkbox/checkbox.vue
rename to components/checkbox/Checkbox.vue
diff --git a/components/style/mixins/motion.less b/components/style/mixins/motion.less
index 84b2c82eb..411143c7f 100644
--- a/components/style/mixins/motion.less
+++ b/components/style/mixins/motion.less
@@ -20,11 +20,22 @@
     .motion-common-leave(@duration);
     animation-play-state: paused;
   }
+  .@{className}-enter-active,
+  .@{className}-appear-active {
+    animation-name: ~"@{keyframeName}In";
+    animation-play-state: running;
+    .motion-common(@duration);
+  }
   .@{className}-enter.@{className}-enter-active,
   .@{className}-appear.@{className}-appear-active {
     animation-name: ~"@{keyframeName}In";
     animation-play-state: running;
   }
+  .@{className}-leave-active {
+    animation-name: ~"@{keyframeName}Out";
+    animation-play-state: running;
+    .motion-common(@duration);
+  }
   .@{className}-leave.@{className}-leave-active {
     animation-name: ~"@{keyframeName}Out";
     animation-play-state: running;
diff --git a/components/tooltip/style/index.less b/components/tooltip/style/index.less
index a5377f0d3..dae1ed5bb 100644
--- a/components/tooltip/style/index.less
+++ b/components/tooltip/style/index.less
@@ -145,63 +145,3 @@
     right: 16px;
   }
 }
-
-
-/**
-modified part ,remove these if needed
- */
-
-.vc-fade-enter-active, .vc-fade-leave-active {
-  transition: all 3s;
-}
-.vc-fade-enter, .vc-fade-leave-to /* .fade-leave-active in below version 2.1.8 */ {
-  opacity: 0;
-}
-
-.box {
-  background: red;
-  width: 100px;
-  height: 100px;
-}
-.fade-enter {
-  opacity: 0;
-  animation-duration: 0.3s;
-  animation-fill-mode: both;
-  animation-timing-function: cubic-bezier(0.55, 0, 0.55, 0.2);
-  animation-play-state: paused;
-}
-
-.fade-leave {
-  animation-duration: 0.3s;
-  animation-fill-mode: both;
-  animation-timing-function: cubic-bezier(0.55, 0, 0.55, 0.2);
-  animation-play-state: paused;
-}
-
-.fade-enter.fade-enter-active {
-  animation-name: rcDialogFadeIn;
-  animation-play-state: running;
-}
-
-.fade-leave.fade-leave-active {
-  animation-name: rcDialogFadeOut;
-  animation-play-state: running;
-}
-
-@keyframes rcDialogFadeIn {
-  0% {
-    opacity: 0;
-  }
-  100% {
-    opacity: 1;
-  }
-}
-
-@keyframes rcDialogFadeOut {
-  0% {
-    opacity: 1;
-  }
-  100% {
-    opacity: 0;
-  }
-}
diff --git a/components/tooltip/tooltip.vue b/components/tooltip/tooltip.vue
index 2ca384638..33912bae6 100644
--- a/components/tooltip/tooltip.vue
+++ b/components/tooltip/tooltip.vue
@@ -1,13 +1,9 @@
 <script>
 import Vue from 'vue'
-import AntTransition from '../../utils/ant-transition.vue'
-
-Vue.component('ant-transition', AntTransition)
-
 export default {
   name: 'ToolTip',
   props: {
-    title: [String, Vue.Component],
+    title: String,
     prefixCls: {
       default: 'ant-tooltip',
     },
@@ -37,6 +33,7 @@ export default {
       visible: false,
       left: 0,
       top: 0,
+      domNode: null,
     }
   },
   computed: {
@@ -60,10 +57,10 @@ export default {
       },
       render(h) {
         return (
-          <ant-transition name="fade">
+          <transition name="zoom-big">
             <div
               v-show={that.visible}
-              class={`ant-tooltip ant-tooltip-placement-${that.placement} ${that.visible ? '' : 'ant-tooltip-hidden'}`}
+              class={`ant-tooltip ant-tooltip-placement-${that.placement}`}
               style={{ left: this.left + 'px', top: this.top + 'px' }}
             >
               <div class="ant-tooltip-content">
@@ -73,12 +70,13 @@ export default {
                 </div>
               </div>
             </div>
-          </ant-transition>
+          </transition>
         )
       }
     }).$mount(div)
     this.$nextTick(() => {
       this.vnode = vnode
+      this.domNode = div
     })
   },
   methods: {
@@ -164,16 +162,17 @@ export default {
 //    console.info(inner)
     return this.$slots.default[0]
   },
-  mounted() {
-    this.$nextTick(() => {
-    })
+  updated() {
+    const popup = this.vnode.$el.getBoundingClientRect()
+    const content = this.$el.getBoundingClientRect()
+    const { left, top } = this.computeOffset(popup, content, this.placement)
+    this.vnode.left = left
+    this.vnode.top = top
   },
   beforeDestory() {
-    console.info('没有成功清除实例，看vue panel')
+    console.info('没有成功清除实例 ，看vue panel')
     this.vnode.$destroy();
-  },
-  components: {
-    'ant-transition': AntTransition
+    this.domNode && this.domNode.remove()
   }
 }
 </script>
diff --git a/examples/tooltip.vue b/examples/tooltip.vue
index 7b18f08b0..651957dbd 100644
--- a/examples/tooltip.vue
+++ b/examples/tooltip.vue
@@ -1,9 +1,11 @@
 <template>
-  <tool-tip
-    placement="top"
-    title="nihaoaaaaaaaaaaaaaaaaaaaaa">
-    <h1 @click="boom" style="display: inline-block">This is just a test, put your cursor here</h1>
-  </tool-tip>
+  <div>
+    <tool-tip
+      placement="top"
+      :title="showText">
+      <h1 @click="boom" style="display: inline-block">This is just a test, put your cursor here</h1>
+    </tool-tip>
+  </div>
 </template>
 
 <script>
@@ -11,11 +13,14 @@
 	export default {
 		name: '',
 		data() {
-			return {}
+			return {
+        show: true,
+        showText: '你好啊，23'
+      }
 		},
     methods: {
 		  boom() {
-		    console.info(23333)
+		    this.showText += '3'
       }
     },
     components: {
@@ -23,7 +28,3 @@
     }
 	}
 </script>
-
-<style scoped>
-
-</style>
diff --git a/utils/ant-transition.vue b/utils/ant-transition.vue
deleted file mode 100644
index e87ff117c..000000000
--- a/utils/ant-transition.vue
+++ /dev/null
@@ -1,32 +0,0 @@
-<template>
-  <transition
-    :name="name"
-    :enter-to-class="enterTo"
-    :enter-active-class="enterActive"
-    :leave-to-class="leaveTo"
-  >
-    <slot></slot>
-  </transition>
-</template>
-
-<script>
-	export default {
-		name: 'ant-transition',
-    props: {
-		  name: {
-		    required: true,
-      }
-    },
-    computed: {
-      enterTo() {
-        return this.name + '-enter'
-      },
-      enterActive() {
-        return `${this.name}-enter ${this.name}-enter-active`
-      },
-      leaveTo() {
-        return this.name + '-leave'
-      }
-    }
-	}
-</script>