diff --git a/src/views/components/emotionDecod.vue b/src/views/components/emotionDecod.vue
index 7153fd4..fca24ef 100644
--- a/src/views/components/emotionDecod.vue
+++ b/src/views/components/emotionDecod.vue
@@ -280,6 +280,8 @@ function initQXNLZHEcharts(kline, qxnlzhqData) {
           shadowOffsetX: 2,
           shadowOffsetY: 2,
         },
+        start: 50, // 默认展示后半部分数据
+        end: 100,
         bottom: "8%", // 下移数据缩放滑块
       },
       // {