diff --git a/zh-cn/application-dev/reference/apis/js-apis-audio.md b/zh-cn/application-dev/reference/apis/js-apis-audio.md
index fff95f3391731b5a282c6a301a2bff26840a30af..ed5f690e3335ed6673d55661e74b446601da14b6 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-audio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-audio.md
@@ -333,12 +333,8 @@ async function createTonePlayerBefore(){
     streamUsage : audio.StreamUsage.STREAM_USAGE_MEDIA,
     rendererFlags : 0
   }
-   createTonePlayer();
+  tonePlayer = await audio.createTonePlayer(audioRendererInfo);
 }
-async function createTonePlayer(){
-   tonePlayer = await audio.createTonePlayer(audioRendererInfo);
-}
-
 ```
 
 ## AudioVolumeType