diff --git a/lib/android/src/main/java/qiuxiang/amap3d/modules/SdkModule.kt b/lib/android/src/main/java/qiuxiang/amap3d/modules/SdkModule.kt
index 97a5c1f2..1419fa76 100644
--- a/lib/android/src/main/java/qiuxiang/amap3d/modules/SdkModule.kt
+++ b/lib/android/src/main/java/qiuxiang/amap3d/modules/SdkModule.kt
@@ -14,7 +14,7 @@ class SdkModule(val context: ReactApplicationContext) : ReactContextBaseJavaModu
   }
 
   @ReactMethod
-  fun init(apiKey: String?) {
+  fun initSDK(apiKey: String?) {
     apiKey?.let {
       MapsInitializer.setApiKey(it)
       MapsInitializer.updatePrivacyAgree(context, true)
@@ -28,4 +28,4 @@ class SdkModule(val context: ReactApplicationContext) : ReactContextBaseJavaModu
   fun getVersion(promise: Promise) {
     promise.resolve(MapsInitializer.getVersion())
   }
-}
\ No newline at end of file
+}
diff --git a/lib/ios/Modules/OfflineModule.m b/lib/ios/Modules/OfflineModule.m
deleted file mode 100644
index f057c8d0..00000000
--- a/lib/ios/Modules/OfflineModule.m
+++ /dev/null
@@ -1,13 +0,0 @@
-#import <React/RCTBridgeModule.h>
-
-@interface RCT_EXTERN_MODULE(AMapOffline, NSObject)
-
-RCT_EXTERN_METHOD(download: (NSString)apiKey)
-RCT_EXTERN_METHOD(addListener: (NSString)eventType)
-RCT_EXTERN_METHOD(removeListeners: (int)count)
-
-- (NSArray<NSString *> *)supportedEvents {
-  return @[ @"download" ];
-}
-
-@end
diff --git a/lib/ios/Modules/OfflineModule.swift b/lib/ios/Modules/OfflineModule.swift
deleted file mode 100644
index 6a840bb5..00000000
--- a/lib/ios/Modules/OfflineModule.swift
+++ /dev/null
@@ -1,10 +0,0 @@
-@objc(AMapOffline)
-class Offline: NSObject {
-  @objc static func requiresMainQueueSetup() -> Bool {
-    false
-  }
-
-  @objc func removeListeners(_: Int) {}
-  @objc func addListener(_: String) {}
-  @objc func download(_: String) {}
-}
diff --git a/lib/ios/Modules/SdkModule.m b/lib/ios/Modules/SdkModule.m
index 7f4de355..7206e76f 100644
--- a/lib/ios/Modules/SdkModule.m
+++ b/lib/ios/Modules/SdkModule.m
@@ -2,7 +2,7 @@
 
 @interface RCT_EXTERN_MODULE(AMapSdk, NSObject)
 
-RCT_EXTERN_METHOD(setApiKey: (NSString)apiKey)
+RCT_EXTERN_METHOD(initSDK: (NSString)apiKey)
 RCT_EXTERN_METHOD(getVersion: (RCTPromiseResolveBlock)resolve reject: (RCTPromiseRejectBlock)_)
 
 @end
diff --git a/lib/ios/Modules/SdkModule.swift b/lib/ios/Modules/SdkModule.swift
index f00908f5..61d08069 100644
--- a/lib/ios/Modules/SdkModule.swift
+++ b/lib/ios/Modules/SdkModule.swift
@@ -4,7 +4,7 @@ class AMapSdk: NSObject {
     false
   }
 
-  @objc func setApiKey(_ apiKey: String) {
+  @objc func initSDK(_ apiKey: String) {
     AMapServices.shared().apiKey = apiKey
   }
 
diff --git a/lib/src/sdk.ts b/lib/src/sdk.ts
index 9e7f2ad8..05290f59 100644
--- a/lib/src/sdk.ts
+++ b/lib/src/sdk.ts
@@ -3,7 +3,7 @@ import { NativeModules } from "react-native";
 const { AMapSdk } = NativeModules;
 
 export function init(apiKey?: string) {
-  AMapSdk.init(apiKey);
+  AMapSdk.initSDK(apiKey);
 }
 
 export function getVersion(): Promise<string> {