diff --git a/zh-cn/application-dev/IDL/idl-guidelines.md b/zh-cn/application-dev/IDL/idl-guidelines.md
index 8d124c2f0e91c74864a6af12879818269fc59e75..1ca2dd58dc48961748625de2a18bb46e77f9e807 100644
--- a/zh-cn/application-dev/IDL/idl-guidelines.md
+++ b/zh-cn/application-dev/IDL/idl-guidelines.md
@@ -441,3 +441,9 @@ export default class MySequenceable {
     private str;
 }
 ```
+
+## 相关实例
+
+针对IDL的使用，有以下相关实例可供参考：
+
+- [Ability与ServiceExtensionAbility通信（ArkTS）(Full SDK)（API9）](https://gitee.com/openharmony/applications_app_samples/tree/master/code/BasicFeature/IDL/AbilityConnectServiceExtension)
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