diff --git a/zh-cn/application-dev/quick-start/arkts-extend.md b/zh-cn/application-dev/quick-start/arkts-extend.md
index c10bd5e3180e5178327c7b912b43d5c7c0cda475..7b3ce08c9e91cae9d0c664ca647f3f4670236a51 100644
--- a/zh-cn/application-dev/quick-start/arkts-extend.md
+++ b/zh-cn/application-dev/quick-start/arkts-extend.md
@@ -169,7 +169,7 @@ struct FancyUse {
       Text(`${this.label}`)
         .fancyText(200, Color.Pink)
       Text(`${this.label}`)
-        .fancyText(200, Color.Orange)
+        .fancyText(300, Color.Orange)
     }.margin('20%')
   }
 }