diff --git a/TRTCSimpleDemo/src/components/show-screen-capture.vue b/TRTCSimpleDemo/src/components/show-screen-capture.vue
index 3381693..2c1f654 100644
--- a/TRTCSimpleDemo/src/components/show-screen-capture.vue
+++ b/TRTCSimpleDemo/src/components/show-screen-capture.vue
@@ -5,6 +5,8 @@
         </div>
         <div v-for="item in list" :key="item.sourceId" :label="item.sourceName" class="screen-info"  
             v-bind:data-id="item.sourceId"
+            v-bind:data-name="item.sourceName"
+            v-bind:data-type="item.type"
             @click="onChoose">
             <canvas :id="['screen_'+item.sourceId]" @onload="onCanvasLoaded"></canvas>
             <p>