diff --git a/frameworks/emitter/ani/ets/@ohos.events.emitter.ets b/frameworks/emitter/ani/ets/@ohos.events.emitter.ets
index b024039cf90bfa1326e92b7609478ce43c945aaa..237a092b51afb1019298cb12bc084ba786ab2eb7 100644
--- a/frameworks/emitter/ani/ets/@ohos.events.emitter.ets
+++ b/frameworks/emitter/ani/ets/@ohos.events.emitter.ets
@@ -78,7 +78,7 @@ namespace emitter {
   export native function EmitStringOptionsGenericSync<T>(eventId: string, options: Options, data: GenericEventData<T>): void;
   export native function EmitStringOptionsSync(eventId:string, options: Options): void;
 
-  export function on(event: InnerEvent, callback: Callback<EventData>): void {
+  export function on_chinast_1(event: InnerEvent, callback: Callback<EventData>): void {
     if (event == null || callback == null) {
       return;
     }
@@ -87,7 +87,7 @@ namespace emitter {
     }
   }
 
-  export function once(event: InnerEvent, callback: Callback<EventData>): void {
+  export function once_chinast_1(event: InnerEvent, callback: Callback<EventData>): void {
     if (event == null || callback == null) {
       return;
     }
@@ -96,35 +96,37 @@ namespace emitter {
     }
   }
 
-  export function on(eventId: string, callback: Callback<EventData>): void {
+  export function on_chinast_2(eventId: string, callback: Callback<EventData>): void {
     if (eventId === '' || callback == null) {
       return;
     }
     emitter.OnOrOnceStringSync(eventId, false, callback, "eventData");
   }
 
-  export function once(eventId: string, callback: Callback<EventData>): void {
+  export function once_chinast_2(eventId: string, callback: Callback<EventData>): void {
     if (eventId === '' || callback == null) {
       return;
     }
     OnOrOnceStringSync(eventId, true, callback, "eventData");
   }
 
-  export function off(eventId: string): void {
+  overload once { once_chinast_1,  once_chinast_2 };
+
+  export function off_chinast_1(eventId: string): void {
     if (eventId === '') {
       return;
     }
     OffStringIdSync(eventId);
   }
 
-  export function off(eventId: string, callback: Callback<EventData>): void {
+  export function off_chinast_2(eventId: string, callback: Callback<EventData>): void {
     if (eventId === '' || callback == null) {
       return;
     }
     emitter.OffStringSync(eventId, callback);
   }
 
-  export function off<T>(eventId: string, callback: Callback<EventData> | Callback<GenericEventData<T>>): void {
+  export function off_chinast_3<T>(eventId: string, callback: Callback<EventData> | Callback<GenericEventData<T>>): void {
     if (eventId === '' || callback == null) {
       return;
     }
@@ -135,18 +137,20 @@ namespace emitter {
     }
   }
 
-  export function off(eventId: number): void {
+  export function off_chinast_4(eventId: number): void {
     OffNumberSync(eventId);
   }
 
-  export function off(eventId: number, callback: Callback<EventData>): void {
+  export function off_chinast_5(eventId: number, callback: Callback<EventData>): void {
     if (callback == null) {
       return;
     }
     OffNumberCallbackSync(eventId, callback);
   }
 
-  export function on<T>(eventId: string, callback: Callback<EventData> | Callback<GenericEventData<T>>): void {
+  overload off { off_chinast_1,  off_chinast_2, off_chinast_3, off_chinast_4, off_chinast_5 };
+
+  export function on_chinast_3<T>(eventId: string, callback: Callback<EventData> | Callback<GenericEventData<T>>): void {
     if (eventId === '' || callback == null) {
       return;
     }
@@ -157,7 +161,9 @@ namespace emitter {
     }
   }
 
-  export function emit(eventId: string, options: Options, data?: EventData): void {
+  overload on { on_chinast_1,  on_chinast_2, on_chinast_3 };
+
+  export function emit_chinast_1(eventId: string, options: Options, data?: EventData): void {
     if (eventId === '' || options == null) {
       return;
     }
@@ -168,7 +174,7 @@ namespace emitter {
     }
   }
 
-  export function emit<T>(eventId: string, options: Options, data?: GenericEventData<T>): void {
+  export function emit_chinast_2<T>(eventId: string, options: Options, data?: GenericEventData<T>): void {
     if (eventId === '' || options == null) {
       return;
     }
@@ -179,7 +185,7 @@ namespace emitter {
     }
   }
 
-  export function emit(eventId: string, data?: EventData): void {
+  export function emit_chinast_3(eventId: string, data?: EventData): void {
     if (eventId === '') {
       return;
     }
@@ -190,7 +196,7 @@ namespace emitter {
     }
   }
 
-  export function emit<T>(eventId: string, data?: GenericEventData<T>): void {
+  export function emit_chinast_4<T>(eventId: string, data?: GenericEventData<T>): void {
     if (eventId === '') {
       return;
     }
@@ -201,7 +207,7 @@ namespace emitter {
     }
   }
 
-  export function emit(event: InnerEvent, data?: EventData): void {
+  export function emit_chinast_5(event: InnerEvent, data?: EventData): void {
     if (event == null) {
       return;
     }
@@ -212,6 +218,8 @@ namespace emitter {
     }
   }
 
+  overload emit { emit_chinast_1,  emit_chinast_2, emit_chinast_3, emit_chinast_4, emit_chinast_5 };
+
   export function getListenerCount(eventId: number | string): number {
     let count : number = 0;
     if (typeof eventId === "number") {