diff --git a/src/pages/demo/chart/index/index.vue b/src/pages/demo/chart/index/index.vue
index 42923ce7..3a84892c 100644
--- a/src/pages/demo/chart/index/index.vue
+++ b/src/pages/demo/chart/index/index.vue
@@ -1,6 +1,7 @@
 <template>
   <Container type="ghost" :responsive="true" class="demo-chart-index">
     <GridLayout v-bind="layout" @layout-updated="layoutUpdatedHandler">
+      <!-- 卡片 -->
       <GridItem
         v-bind="layout.layout[0]"
         @resized="handleResized('G2LineBase1')">