diff --git a/ClientDemo/MainWindow.xaml.cs b/ClientDemo/MainWindow.xaml.cs
index 1db9887..1b8cd87 100644
--- a/ClientDemo/MainWindow.xaml.cs
+++ b/ClientDemo/MainWindow.xaml.cs
@@ -55,7 +55,7 @@ namespace ClientDemo
 
             StartVideo();
         }
-
+        //53245345房间id/教师id  666自己id
         public void StartVideo()
         {
             lTRTCCloud.startRemoteView("53245345", TRTCVideoStreamType.TRTCVideoStreamTypeBig, IntPtr.Zero);