diff --git a/packages/uni-app-plus/dist/service.runtime.esm.js b/packages/uni-app-plus/dist/service.runtime.esm.js
index bccd677c1a3d26a4e315591450238a1bd6ff65cd..edc7d98c1596a7f8aa0f404745272edf736c7e0a 100644
--- a/packages/uni-app-plus/dist/service.runtime.esm.js
+++ b/packages/uni-app-plus/dist/service.runtime.esm.js
@@ -4181,6 +4181,9 @@ function updateChildComponent (
     vm.$options.propsData = propsData;
   }
 
+  // fixed by xxxxxx update properties(mp runtime)
+  vm._$updateProperties && vm._$updateProperties(vm);
+
   // update listeners
   listeners = listeners || emptyObject;
   var oldListeners = vm.$options._parentListeners;
diff --git a/packages/uni-migration/__tests__/demo.js b/packages/uni-migration/__tests__/demo.js
index 80e9ae7da2da07aeccf538380fcde198aec3b3ce..25a2285fcf0b80b97fbe8d465ab0ac4e74534a42 100644
--- a/packages/uni-migration/__tests__/demo.js
+++ b/packages/uni-migration/__tests__/demo.js
@@ -13,7 +13,7 @@ migrate('/Users/fxy/Downloads/wa-vantui_1.1')
 //   transformTemplate
 // } = require('../lib/mp-weixin/transform/template-transformer')
 // console.log(transformTemplate(
-//   `<view wx:for="{{ columns }}" wx:for-item="item1" wx:key="title"/>`, {
+//   `<view wx:for="{{ columns }}" wx:for-item="item1" wx:key="item1"/>`, {
 //     filename: 'index'
 //   }
 // ))
diff --git a/packages/uni-migration/__tests__/wxml.spec.js b/packages/uni-migration/__tests__/wxml.spec.js
index fb4ecade4eb9e7de07214196280ca6aa0adaf99f..a1f64f86113f82e0f48b4c9b66a255e42d2b31f4 100644
--- a/packages/uni-migration/__tests__/wxml.spec.js
+++ b/packages/uni-migration/__tests__/wxml.spec.js
@@ -24,7 +24,7 @@ describe('wxml:compiler', () => {
       `<view v-for="(item1,index) in (isSimple(columns) ? [columns] : columns)" :key="item1.index"></view>`
     )
     assertCodegen(
-      '<view wx:for="{{ columns }}" wx:for-item="item1" wx:key="*this"/>',
+      '<view wx:for="{{ columns }}" wx:for-item="item1" wx:key="item1"/>',
       `<view v-for="(item1,index) in (columns)" :key="item1"></view>`
     )
     assertCodegen(
diff --git a/packages/uni-migration/lib/index.js b/packages/uni-migration/lib/index.js
index 0b406e7673006e4b6a50c5e44149333b0909d784..933d7223a6940e8137d58e2f9d3b2998a2d36459 100644
--- a/packages/uni-migration/lib/index.js
+++ b/packages/uni-migration/lib/index.js
@@ -20,6 +20,7 @@ module.exports = function migrate(input, out, options = {
   }
   const [files, assets] = migrater.transform(input, out, options)
   files.forEach(file => {
+    migrater.patch.vue(file)
     console.log(`write: ${file.path}`)
     fs.outputFileSync(file.path, file.content)
   })
@@ -30,7 +31,7 @@ module.exports = function migrate(input, out, options = {
     if (typeof asset === 'string') {
       const src = path.resolve(input, asset)
       const dest = path.resolve(out, asset.replace(styleExtname, '.css'))
-      if (!migrater.patch(src, dest)) {
+      if (!migrater.patch.asset(src, dest)) {
         if (
           needCopy || (
             asset.indexOf(styleExtname) !== -1 &&
diff --git a/packages/uni-migration/lib/mp-weixin/patch.js b/packages/uni-migration/lib/mp-weixin/patch.js
index 8b872e0cff5c8f45e03449ac3b85bfb85ba950c7..f9f41d53a68ce5ae1e896e7f22296bed5e5eb6b1 100644
--- a/packages/uni-migration/lib/mp-weixin/patch.js
+++ b/packages/uni-migration/lib/mp-weixin/patch.js
@@ -4,40 +4,52 @@ const {
   normalizePath
 } = require('./util')
 
-const VANTS = [{ // wxs array.constructor
+const VANT_ASSETS = [{ // wxs array.constructor
   test(src) {
     return src.indexOf('array.wxs') !== -1
   },
   source(code) {
     return code.replace(`array.constructor === 'Array'`, 'Array.isArray(array)')
   }
-}, { // vue $options conflicts
-  test(src) {
-    return normalizePath(src).indexOf('mixins/observer/index.js') !== -1
-  },
-  source(code) {
-    return code.replace(`options.methods.$options`, `options.methods.$getVantOptions`)
-  }
-}, { // vue $options conflicts
-  test(src) {
-    return normalizePath(src).indexOf('mixins/observer/behavior.js') !== -1
+}]
+
+const PATCH_ASSETS = [
+  ...VANT_ASSETS
+]
+
+const VANT_VUES = [{
+  test(file) {
+    return normalizePath(file.path).indexOf('/image/index.vue') !== -1
   },
   source(code) {
-    return code.replace(`!this.$options`, `!this.$getVantOptions`)
-      .replace(`this.$options()`, `this.$getVantOptions()`)
+    // onLoad 与 onError 是生命周期函数名,需要替换为其他
+    return code.replace(/onLoad/g, 'onImageLoad')
+      .replace(/onError/g, 'onImageError')
   }
-}]
+}]
 
-const PATCHS = [
-  ...VANTS
+const PATCH_VUES = [
+  ...VANT_VUES
 ]
 
-module.exports = function patch(src, dest) {
-  const options = PATCHS.find(patch => patch.test(src))
+function patchAsset(src, dest) {
+  const options = PATCH_ASSETS.find(patch => patch.test(src))
   if (options) {
     console.log(`write: ${dest}`)
     fs.outputFileSync(dest, options.source(fs.readFileSync(src).toString()))
     return true
   }
   return false
+}
+
+function patchVue(file) {
+  const options = PATCH_VUES.find(patch => patch.test(file))
+  if (options) {
+    file.content = options.source(file.content)
+  }
+}
+
+module.exports = {
+  vue: patchVue,
+  asset: patchAsset
 }
diff --git a/packages/uni-migration/lib/mp-weixin/transform/template-transformer/transform/traverse.js b/packages/uni-migration/lib/mp-weixin/transform/template-transformer/transform/traverse.js
index accfcd84f6714224e8cf1bd2e984d4afa77b826b..64ccaa234768db8b8b1f69d366198de5fe0e63cd 100644
--- a/packages/uni-migration/lib/mp-weixin/transform/template-transformer/transform/traverse.js
+++ b/packages/uni-migration/lib/mp-weixin/transform/template-transformer/transform/traverse.js
@@ -64,10 +64,14 @@ function transformFor(attribs) {
     //处理 wx:for-item="index"
   )
 
-  attribs['v-for'] = `(${vItem},${vIndex}) in (${parseMustache(vFor)})`
-  if (vKey) {
-    vKey === '*this' ? (vKey = vItem) : (vKey = vItem + '.' + vKey)
-    attribs[':key'] = vKey
+  attribs['v-for'] = `(${vItem},${vIndex}) in (${parseMustache(vFor)})`
+  if (vKey) {
+    if (vKey === '*this') {
+      vKey = vItem
+    } else if (vKey !== vItem) {
+      vKey = vItem + '.' + vKey
+    }
+    attribs[':key'] = vKey
   }
 
   delete attribs[FOR.for]
diff --git a/packages/uni-mp-weixin/dist/mp.js b/packages/uni-mp-weixin/dist/mp.js
index f335b8c2e4a7626c440669260ddf511c8a2f88cb..426517fd8447b303669af156c815d0b7d6821740 100644
--- a/packages/uni-mp-weixin/dist/mp.js
+++ b/packages/uni-mp-weixin/dist/mp.js
@@ -1,3 +1,5 @@
+import Vue from 'vue';
+
 function parseData (data, vueComponentOptions) {
   if (!data) {
     return
@@ -397,6 +399,34 @@ function proxy (target, sourceKey, key) {
   Object.defineProperty(target, key, sharedPropertyDefinition);
 }
 
+function setDataByExprPath (exprPath, value, data) {
+  const keys = exprPath.replace(/\[(\d+?)\]/g, '.$1').split('.');
+  keys.reduce((obj, key, idx) => {
+    if (idx === keys.length - 1) {
+      obj[key] = value;
+    } else {
+      if (typeof obj[key] === 'undefined') {
+        obj[key] = {};
+      }
+      return obj[key]
+    }
+  }, data);
+  return keys.length === 1
+}
+
+function setData (data, callback) {
+  if (!isPlainObject(data)) {
+    return
+  }
+  Object.keys(data).forEach(key => {
+    if (setDataByExprPath(key, data[key], this.data)) {
+      !hasOwn(this, key) && proxy(this, SOURCE_KEY, key);
+    }
+  });
+  this.$forceUpdate();
+  isFn(callback) && this.$nextTick(callback);
+}
+
 const PROP_DEFAULT_VALUES = {
   String: '',
   Number: 0,
@@ -474,24 +504,24 @@ function initProperties (vm, instanceData) {
         return value
       },
       set (newVal) {
+        const oldVal = value;
+        /* eslint-disable no-self-compare */
+        if (newVal === value || (newVal !== newVal && value !== value)) {
+          return
+        }
         if (observer) {
-          const oldVal = value;
-          /* eslint-disable no-self-compare */
-          if (newVal === value || (newVal !== newVal && value !== value)) {
-            return
-          }
           value = newVal;
           observe(observer, vm, newVal, oldVal);
-        } else {
-          value = newVal;
         }
+        // 触发渲染
+        vm.$forceUpdate();
       }
     });
   }
 }
 
 function updateProperties (vm) {
-  const properties = vm.$options.mpOptions.properties;
+  const properties = vm.$options.mpOptions && vm.$options.mpOptions.properties;
   const propsData = vm.$options.propsData;
   if (propsData && properties) {
     Object.keys(properties).forEach(key => {
@@ -526,20 +556,7 @@ function initState (vm) {
     properties: propertyDefinition
   });
 
-  vm.setData = (data, callback) => {
-    // TODO data path: array[0].text,object.text
-    if (!isPlainObject(data)) {
-      return
-    }
-    Object.keys(data).forEach(key => {
-      vm.data[key] = data[key];
-      if (!hasOwn(vm, key)) {
-        proxy(vm, SOURCE_KEY, key);
-      }
-    });
-    vm.$forceUpdate();
-    isFn(callback) && vm.$nextTick(callback);
-  };
+  vm.setData = setData;
 
   initProperties(vm, instanceData);
 
@@ -568,6 +585,8 @@ function initMethods (vm) {
     /* eslint-disable  no-mixed-operators */
     return vm._$relationNodes && vm._$relationNodes[relationKey] || []
   };
+
+  vm._$updateProperties = updateProperties;
 }
 
 function initRelationHandlers (type, handler, target, ctx, handlerCtx) {
@@ -696,9 +715,6 @@ var polyfill = {
   mounted () {
     handleObservers(this);
   },
-  beforeUpdate () {
-    updateProperties(this);
-  },
   beforeDestroy () {
     handleRelations(this, 'unlinked');
   }
@@ -742,6 +758,9 @@ function Component (options) {
 
 function Behavior (options) {
   return options
-}
+}
+
+const nextTick = Vue.nextTick;
 
-export { Behavior, Component, Page, getDate, getRegExp };
+export default uni;
+export { Behavior, Component, Page, getDate, getRegExp, nextTick };
diff --git a/packages/vue-cli-plugin-uni/lib/app-plus/index.js b/packages/vue-cli-plugin-uni/lib/app-plus/index.js
index 3e62e58d68b1ad5b2379b7c17bd5f2a35ec4ce5e..293e9e7b0f24892a7d3e45670c1bbb5190fcf9ee 100644
--- a/packages/vue-cli-plugin-uni/lib/app-plus/index.js
+++ b/packages/vue-cli-plugin-uni/lib/app-plus/index.js
@@ -21,8 +21,9 @@ const runtimePath = '@dcloudio/uni-mp-weixin/dist/mp.js'
 function getProvides () {
   return {
     '__f__': [path.resolve(__dirname, '../format-log.js'), 'default'],
-    'wx': ['@dcloudio/uni-app-plus/dist/uni.js', 'default'],
-    'Page': [runtimePath, 'Page'],
+    'wx': [runtimePath, 'default'],
+    'wx.nextTick': [runtimePath, 'nextTick'],
+    'Page': [runtimePath, 'Page'],
     'Component': [runtimePath, 'Component'],
     'Behavior': [runtimePath, 'Behavior'],
     'getDate': [runtimePath, 'getDate'],
diff --git a/src/core/runtime/mp/index.js b/src/core/runtime/mp/index.js
index d80636968ac9364a21ad9b30c3dcc3c77cec3a7a..7cf86b7086050ea9c9ad62f7091e6ed4917c0242 100644
--- a/src/core/runtime/mp/index.js
+++ b/src/core/runtime/mp/index.js
@@ -1,3 +1,5 @@
+import Vue from 'vue'
+
 import {
   parsePage
 } from './parser/page-parser'
@@ -30,4 +32,8 @@ export function Component (options) {
 
 export function Behavior (options) {
   return options
-}
+}
+
+export const nextTick = Vue.nextTick
+
+export default uni
diff --git a/src/core/runtime/mp/polyfill/index.js b/src/core/runtime/mp/polyfill/index.js
index f8fa62db0afe1dda4318c9813da5297dc2fe0a4c..5363e7125ea54fbf48b67acdc258475d57c6ab60 100644
--- a/src/core/runtime/mp/polyfill/index.js
+++ b/src/core/runtime/mp/polyfill/index.js
@@ -13,11 +13,7 @@ import {
 
 import {
   handleObservers
-} from './observers'
-
-import {
-  updateProperties
-} from './state/properties'
+} from './observers'
 
 export default {
   beforeCreate () {
@@ -31,9 +27,6 @@ export default {
   mounted () {
     handleObservers(this)
   },
-  beforeUpdate () {
-    updateProperties(this)
-  },
   beforeDestroy () {
     handleRelations(this, 'unlinked')
   }
diff --git a/src/core/runtime/mp/polyfill/methods.js b/src/core/runtime/mp/polyfill/methods.js
index 6c8deffd7ab6b92e54055af57bf50ee3e0a41453..59c176679b0cdeb55c7af03e09ff8ce829c83dcb 100644
--- a/src/core/runtime/mp/polyfill/methods.js
+++ b/src/core/runtime/mp/polyfill/methods.js
@@ -1,3 +1,7 @@
+import {
+  updateProperties
+} from './state/properties'
+
 export function initMethods (vm) {
   const oldEmit = vm.$emit
   vm.triggerEvent = (eventName, detail, options) => {
@@ -18,4 +22,6 @@ export function initMethods (vm) {
     /* eslint-disable  no-mixed-operators */
     return vm._$relationNodes && vm._$relationNodes[relationKey] || []
   }
+
+  vm._$updateProperties = updateProperties
 }
diff --git a/src/core/runtime/mp/polyfill/state/data.js b/src/core/runtime/mp/polyfill/state/data.js
new file mode 100644
index 0000000000000000000000000000000000000000..10e6813424e1edf46cab943c2b1471e8b123f6c8
--- /dev/null
+++ b/src/core/runtime/mp/polyfill/state/data.js
@@ -0,0 +1,41 @@
+import {
+  isFn,
+  hasOwn,
+  isPlainObject
+} from 'uni-shared'
+
+import {
+  proxy
+} from './proxy'
+
+import {
+  SOURCE_KEY
+} from '../../constants'
+
+function setDataByExprPath (exprPath, value, data) {
+  const keys = exprPath.replace(/\[(\d+?)\]/g, '.$1').split('.')
+  keys.reduce((obj, key, idx) => {
+    if (idx === keys.length - 1) {
+      obj[key] = value
+    } else {
+      if (typeof obj[key] === 'undefined') {
+        obj[key] = {}
+      }
+      return obj[key]
+    }
+  }, data)
+  return keys.length === 1
+}
+
+export function setData (data, callback) {
+  if (!isPlainObject(data)) {
+    return
+  }
+  Object.keys(data).forEach(key => {
+    if (setDataByExprPath(key, data[key], this.data)) {
+      !hasOwn(this, key) && proxy(this, SOURCE_KEY, key)
+    }
+  })
+  this.$forceUpdate()
+  isFn(callback) && this.$nextTick(callback)
+}
diff --git a/src/core/runtime/mp/polyfill/state/index.js b/src/core/runtime/mp/polyfill/state/index.js
index 2744b801fd7b850d4f171e43319230968339aba0..b99343331be5c9e4bb2290e8e3f12f0434575761 100644
--- a/src/core/runtime/mp/polyfill/state/index.js
+++ b/src/core/runtime/mp/polyfill/state/index.js
@@ -1,9 +1,3 @@
-import {
-  isFn,
-  hasOwn,
-  isPlainObject
-} from 'uni-shared'
-
 import {
   SOURCE_KEY
 } from '../../constants'
@@ -12,6 +6,10 @@ import {
   proxy
 } from './proxy'
 
+import {
+  setData
+} from './data'
+
 import {
   initProperties
 } from './properties'
@@ -35,20 +33,7 @@ export function initState (vm) {
     properties: propertyDefinition
   })
 
-  vm.setData = (data, callback) => {
-    // TODO data path: array[0].text,object.text
-    if (!isPlainObject(data)) {
-      return
-    }
-    Object.keys(data).forEach(key => {
-      vm.data[key] = data[key]
-      if (!hasOwn(vm, key)) {
-        proxy(vm, SOURCE_KEY, key)
-      }
-    })
-    vm.$forceUpdate()
-    isFn(callback) && vm.$nextTick(callback)
-  }
+  vm.setData = setData
 
   initProperties(vm, instanceData)
 
diff --git a/src/core/runtime/mp/polyfill/state/properties.js b/src/core/runtime/mp/polyfill/state/properties.js
index a6e80ce2212223c0513f26beef99632bd46030af..0d55c3aae22f3f8ae7e9b1c6913d1d6fab9a96f5 100644
--- a/src/core/runtime/mp/polyfill/state/properties.js
+++ b/src/core/runtime/mp/polyfill/state/properties.js
@@ -80,24 +80,24 @@ export function initProperties (vm, instanceData) {
         return value
       },
       set (newVal) {
+        const oldVal = value
+        /* eslint-disable no-self-compare */
+        if (newVal === value || (newVal !== newVal && value !== value)) {
+          return
+        }
         if (observer) {
-          const oldVal = value
-          /* eslint-disable no-self-compare */
-          if (newVal === value || (newVal !== newVal && value !== value)) {
-            return
-          }
           value = newVal
           observe(observer, vm, newVal, oldVal)
-        } else {
-          value = newVal
         }
+        // 触发渲染
+        vm.$forceUpdate()
       }
     })
   }
 }
 
 export function updateProperties (vm) {
-  const properties = vm.$options.mpOptions.properties
+  const properties = vm.$options.mpOptions && vm.$options.mpOptions.properties
   const propsData = vm.$options.propsData
   if (propsData && properties) {
     Object.keys(properties).forEach(key => {