diff --git a/src/pages/dashboard/base/components/MiddleChart.vue b/src/pages/dashboard/base/components/MiddleChart.vue
index 11d546d..d39772c 100644
--- a/src/pages/dashboard/base/components/MiddleChart.vue
+++ b/src/pages/dashboard/base/components/MiddleChart.vue
@@ -97,6 +97,25 @@ const renderCountChart = () => {
   }
   countChart = echarts.init(countContainer);
   countChart.setOption(getPieChartDataSet(chartColors.value));
+
+  // 取消之前高亮的图形
+  countChart.dispatchAction({
+    type: 'downplay',
+    seriesIndex: 0,
+    dataIndex: -1,
+  });
+  // 高亮当前图形
+  countChart.dispatchAction({
+    type: 'highlight',
+    seriesIndex: 0,
+    dataIndex: 1,
+  });
+  // 显示 tooltip
+  countChart.dispatchAction({
+    type: 'showTip',
+    seriesIndex: 0,
+    dataIndex: 1,
+  });
 };
 
 const renderCharts = () => {
diff --git a/src/pages/dashboard/base/index.ts b/src/pages/dashboard/base/index.ts
index 35a768e..1bbe05b 100644
--- a/src/pages/dashboard/base/index.ts
+++ b/src/pages/dashboard/base/index.ts
@@ -367,8 +367,7 @@ export function getPieChartDataSet({
         emphasis: {
           scale: true,
           label: {
-            show: true,
-            formatter: ['{value|{d}%}', '{name|{b}渠道占比}'].join('\n'),
+            show: false,
             rich: {
               value: {
                 color: textColor,