diff --git a/pages/meeting/index.ts b/pages/meeting/index.ts
index 1e2cd39..1862285 100644
--- a/pages/meeting/index.ts
+++ b/pages/meeting/index.ts
@@ -279,6 +279,10 @@ Page({
     this.setStorageData()
   },
   async onShow() {
+    if (netWorkTime) {
+      clearTimeout(netWorkTime)
+      netWorkTime = ''
+    }
     this.getNetWorkSpeed()
     wx.setKeepScreenOn({
       keepScreenOn: true,