diff --git a/src/components/charts/G2/components/Line/base.vue b/src/components/charts/G2/components/Line/base.vue
index 62162778..3dd8206e 100644
--- a/src/components/charts/G2/components/Line/base.vue
+++ b/src/components/charts/G2/components/Line/base.vue
@@ -38,9 +38,11 @@ export default {
     changeData () {
       if (this.chart) {
         // 已经初始化过图表 更新数据
+        this.$log('changeData', '已经初始化过图表 只更新数据')
         this.chart.changeData(this.data)
       } else {
         // 没有图表 新创建一个实例
+        this.$log('changeData', '没有图表 新创建一个实例')
         this.init()
       }
     }
diff --git a/src/mock/chart/G2Line.js b/src/mock/chart/G2Line.js
index 7f081832..8a82ec63 100644
--- a/src/mock/chart/G2Line.js
+++ b/src/mock/chart/G2Line.js
@@ -1,23 +1,35 @@
 import Mock from 'mockjs'
 
+const r = (add = 0) => {
+  return Math.round(Math.random() * 100) + add
+}
+
 Mock.mock('/api/chart/G2Line', 'post', ({body, type, url}) => {
   const _body = JSON.parse(body)
   switch (_body.code) {
     case 1:
+      let lastValue = 0
+      const temp = [
+        { year: '1991', value: 0 },
+        { year: '1992', value: 0 },
+        { year: '1993', value: 0 },
+        { year: '1994', value: 0 },
+        { year: '1995', value: 0 },
+        { year: '1996', value: 0 },
+        { year: '1997', value: 0 },
+        { year: '1998', value: 0 },
+        { year: '1999', value: 0 }
+      ]
+      const data = temp.map(e => {
+        e.value = lastValue + r()
+        lastValue = e.value
+        return e
+      })
+      lastValue = 0
       return {
         code: 0,
         msg: '请求成功',
-        data: [
-          { year: '1991', value: 3 },
-          { year: '1992', value: 4 },
-          { year: '1993', value: 3.5 },
-          { year: '1994', value: 5 },
-          { year: '1995', value: 4.9 },
-          { year: '1996', value: 6 },
-          { year: '1997', value: 7 },
-          { year: '1998', value: 9 },
-          { year: '1999', value: 13 }
-        ]
+        data
       }
     default:
       return {}
diff --git a/src/mock/index.js b/src/mock/index.js
index f6694223..b8a70646 100644
--- a/src/mock/index.js
+++ b/src/mock/index.js
@@ -8,5 +8,5 @@ import '@/mock/chart'
 
 // 设置全局延时 没有延时的话有时候会检测不到数据变化 建议保留
 Mock.setup({
-  timeout: '600-1000'
+  timeout: '300-600'
 })
diff --git a/src/pages/demo/chart/index/components/ChartCardHeader.vue b/src/pages/demo/chart/index/components/ChartCardHeader.vue
new file mode 100644
index 00000000..9b13f8df
--- /dev/null
+++ b/src/pages/demo/chart/index/components/ChartCardHeader.vue
@@ -0,0 +1,30 @@
+<template>
+  <div>
+    {{title}}
+    <span class="dd-fr">
+      <el-tooltip effect="dark" content="刷新数据" placement="top">
+        <Icon class="chart-card-header-icon" name="refresh"></Icon>
+      </el-tooltip>
+    </span>
+  </div>
+</template>
+
+<script>
+export default {
+  props: {
+    title: {
+      type: String,
+      required: false,
+      default: ''
+    }
+  }
+}
+</script>
+
+<style lang="scss">
+@import '~@/assets/style/public.scss';
+.chart-card-header-icon {
+  color: $color-text-sub;
+}
+</style>
+
diff --git a/src/pages/demo/chart/index/index.vue b/src/pages/demo/chart/index/index.vue
index 2cf2cf81..f8834c31 100644
--- a/src/pages/demo/chart/index/index.vue
+++ b/src/pages/demo/chart/index/index.vue
@@ -6,7 +6,10 @@
         @resize="handleResize('G2LineBase1')"
         @resized="handleResized('G2LineBase1')">
         <el-card class="header-in">
-          <div slot="header">近年趋势</div>
+          <ChartCardHeader
+            slot="header"
+            title="近年行情">
+          </ChartCardHeader>
           <G2LineBase ref="G2LineBase1" v-bind="chart[0]"></G2LineBase>
         </el-card>
       </GridItem>
@@ -17,11 +20,15 @@
 <script>
 import layout from './mixins/layout'
 import chart from './mixins/chart'
+import ChartCardHeader from './components/ChartCardHeader'
 export default {
   mixins: [
     layout,
     chart
-  ]
+  ],
+  components: {
+    ChartCardHeader
+  }
 }
 </script>
 
diff --git a/src/pages/demo/chart/index/mixins/layout.js b/src/pages/demo/chart/index/mixins/layout.js
index 1e938522..c68a03dc 100644
--- a/src/pages/demo/chart/index/mixins/layout.js
+++ b/src/pages/demo/chart/index/mixins/layout.js
@@ -22,7 +22,9 @@ export default {
   methods: {
     // 更新指定的图表
     chartResize (name) {
-      this.$refs[name].resize()
+      this.$nextTick(() => {
+        this.$refs[name].resize()
+      })
     },
     // 布局组件发生变化
     layoutUpdatedHandler (newLayout) {