diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44090a9..2de7840 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,11 @@
+## 3.8.0-rc.16
+
+- [Bug fixes and performance enhancements.](https://github.com/openimsdk/openim-sdk-core/releases/tag/v3.8.0-rc.16)
+- 
 ## 3.5.1
 
 - [Bug fixes and performance enhancements.](https://github.com/openimsdk/openim-sdk-core/releases/tag/v3.5.1)
-
+  
 ## 3.5.1-alpha.7
 
 - [Bug fixes and performance enhancements.](https://github.com/openimsdk/openim-sdk-core/releases/tag/v3.5.1-alpha.7)
diff --git a/android/build.gradle b/android/build.gradle
index b5bf40f..2ad863b 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -52,5 +52,5 @@ android {
 dependencies {
     // 本地依赖，现将aar复制到libs/io/openim/core-sdk/0.0.1/ 下，命名core-sdk-0.0.1.aar
 //    implementation 'io.openim:core-sdk:0.0.1@aar'
-    implementation 'io.openim:core-sdk:3.5.1@aar'
+    implementation 'io.openim:core-sdk:3.8.0-rc.16@aar'
 }
\ No newline at end of file
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConnListener.java b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConnListener.java
index e21c7d5..b140072 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConnListener.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConnListener.java
@@ -31,4 +31,9 @@ public class OnConnListener implements open_im_sdk_callback.OnConnListener {
     public void onUserTokenExpired() {
         CommonUtil.emitEvent("connectListener", "onUserTokenExpired", null);
     }
+
+    @Override
+    public void onUserTokenInvalid(String s) {
+        CommonUtil.emitEvent("connectListener", "onUserTokenInvalid", s);
+    }
 }
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConversationListener.java b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConversationListener.java
index 9ed5926..cdaaf8b 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConversationListener.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnConversationListener.java
@@ -2,7 +2,6 @@ package io.openim.flutter_openim_sdk.listener;
 
 import io.openim.flutter_openim_sdk.util.CommonUtil;
 
-
 public class OnConversationListener implements open_im_sdk_callback.OnConversationListener {
 
     @Override
@@ -21,22 +20,27 @@ public class OnConversationListener implements open_im_sdk_callback.OnConversati
     }
 
     @Override
-    public void onSyncServerFailed() {
-        CommonUtil.emitEvent("conversationListener", "onSyncServerFailed", null);
+    public void onSyncServerFailed(boolean reinstalled) {
+        CommonUtil.emitEvent("conversationListener", "onSyncServerFailed", reinstalled);
+    }
+
+    @Override
+    public void onSyncServerFinish(boolean reinstalled) {
+        CommonUtil.emitEvent("conversationListener", "onSyncServerFinish", reinstalled);
     }
 
     @Override
-    public void onSyncServerFinish() {
-        CommonUtil.emitEvent("conversationListener", "onSyncServerFinish", null);
+    public void onSyncServerStart(boolean reinstalled) {
+        CommonUtil.emitEvent("conversationListener", "onSyncServerStart", reinstalled);
     }
 
     @Override
-    public void onSyncServerStart() {
-        CommonUtil.emitEvent("conversationListener", "onSyncServerStart", null);
+    public void onSyncServerProgress(long progress) {
+        CommonUtil.emitEvent("conversationListener", "onSyncServerProgress", progress);
     }
 
     @Override
     public void onTotalUnreadMessageCountChanged(int i) {
         CommonUtil.emitEvent("conversationListener", "onTotalUnreadMessageCountChanged", i);
     }
-}
+}
\ No newline at end of file
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnUserListener.java b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnUserListener.java
index a2977b7..f724d8c 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnUserListener.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/listener/OnUserListener.java
@@ -13,4 +13,19 @@ public class OnUserListener implements open_im_sdk_callback.OnUserListener {
     public void onUserStatusChanged(String s) {
         CommonUtil.emitEvent("userListener", "onUserStatusChanged", s);
     }
+
+    @Override
+    public void onUserCommandAdd(String s) {
+        CommonUtil.emitEvent("userListener", "onUserCommandAdd", s);
+    }
+
+    @Override
+    public void onUserCommandDelete(String s) {
+        CommonUtil.emitEvent("userListener", "onUserCommandDelete", s);
+    }
+
+    @Override
+    public void onUserCommandUpdate(String s) {
+        CommonUtil.emitEvent("userListener", "onUserCommandUpdate", s);
+    }
 }
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/manager/FriendshipManager.java b/android/src/main/java/io/openim/flutter_openim_sdk/manager/FriendshipManager.java
index 01d0ffb..6a445ff 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/manager/FriendshipManager.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/manager/FriendshipManager.java
@@ -52,6 +52,15 @@ public class FriendshipManager extends BaseManager {
         );
     }
 
+    public void getFriendListPage(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.getFriendListPage(
+                new OnBaseListener(result, methodCall),
+                value(methodCall, "operationID"),
+                value(methodCall, "offset"),
+                value(methodCall, "count")
+        );
+    }
+
     public void setFriendRemark(MethodCall methodCall, MethodChannel.Result result) {
         Open_im_sdk.setFriendRemark(
                 new OnBaseListener(result, methodCall),
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/manager/GroupManager.java b/android/src/main/java/io/openim/flutter_openim_sdk/manager/GroupManager.java
index 5af02ef..3abf079 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/manager/GroupManager.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/manager/GroupManager.java
@@ -62,6 +62,15 @@ public class GroupManager extends BaseManager {
         );
     }
 
+    public void getJoinedGroupListPage(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.getJoinedGroupListPage(
+                new OnBaseListener(result, methodCall),
+                value(methodCall, "operationID"),
+                value(methodCall, "offset"),
+                value(methodCall, "count")
+        );
+    }
+
     public void createGroup(MethodCall methodCall, MethodChannel.Result result) {
         Open_im_sdk.createGroup(
                 new OnBaseListener(result, methodCall),
@@ -265,4 +274,12 @@ public class GroupManager extends BaseManager {
                 value(methodCall, "groupID")
         );
     }
+
+    public  void getUsersInGroup(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.getUsersInGroup(new OnBaseListener(result, methodCall),
+                value(methodCall, "operationID"),
+                value(methodCall, "groupID"),
+                jsonValue(methodCall, "userIDs")
+        );
+    }
 }
\ No newline at end of file
diff --git a/example/android/build.gradle b/example/android/build.gradle
index 9131719..e5ad5a4 100644
--- a/example/android/build.gradle
+++ b/example/android/build.gradle
@@ -1,9 +1,9 @@
 buildscript {
     repositories {
-        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/jcenter' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/google' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
+        maven { url 'https://maven.aliyun.com/nexus/content/groups/public/' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/jcenter' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/google' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
         google()
         mavenCentral()
     }
@@ -15,10 +15,10 @@ buildscript {
 
 allprojects {
     repositories {
-        maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/jcenter' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/google' }
-        maven { url 'http://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
+        maven { url 'https://maven.aliyun.com/nexus/content/groups/public/' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/jcenter' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/google' }
+        maven { url 'https://maven.aliyun.com/nexus/content/repositories/gradle-plugin' }
         google()
         mavenCentral()
     }
diff --git a/example/android/gradle/wrapper/gradle-wrapper.properties b/example/android/gradle/wrapper/gradle-wrapper.properties
index bc6a58a..cfe88f6 100644
--- a/example/android/gradle/wrapper/gradle-wrapper.properties
+++ b/example/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.1-all.zip
diff --git a/example/lib/main.dart b/example/lib/main.dart
index 4cb03cb..7521056 100644
--- a/example/lib/main.dart
+++ b/example/lib/main.dart
@@ -14,13 +14,7 @@ class _MyAppState extends State<MyApp> {
   @override
   void initState() {
     super.initState();
-    OpenIM.iMManager.initSDK(
-        platformID: 1,
-        apiAddr: '',
-        wsAddr: '',
-        dataDir: '/',
-        objectStorage: 'minio',
-        listener: OnConnectListener());
+    OpenIM.iMManager.initSDK(platformID: 1, apiAddr: '', wsAddr: '', dataDir: '/', listener: OnConnectListener());
   }
 
   @override
diff --git a/example/pubspec.lock b/example/pubspec.lock
index 9b148c3..4932b2f 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -68,44 +68,68 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "3.5.0-rc.1+1"
+    version: "3.8.0-rc.15"
   flutter_test:
     dependency: "direct dev"
     description: flutter
     source: sdk
     version: "0.0.0"
+  leak_tracker:
+    dependency: transitive
+    description:
+      name: leak_tracker
+      sha256: "7f0df31977cb2c0b88585095d168e689669a2cc9b97c309665e3386f3e9d341a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "10.0.4"
+  leak_tracker_flutter_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_flutter_testing
+      sha256: "06e98f569d004c1315b991ded39924b21af84cf14cc94791b8aea337d25b57f8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.3"
+  leak_tracker_testing:
+    dependency: transitive
+    description:
+      name: leak_tracker_testing
+      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.1"
   matcher:
     dependency: transitive
     description:
       name: matcher
-      sha256: "1803e76e6653768d64ed8ff2e1e67bea3ad4b923eb5c56a295c3e634bad5960e"
+      sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.16"
+    version: "0.12.16+1"
   material_color_utilities:
     dependency: transitive
     description:
       name: material_color_utilities
-      sha256: "9528f2f296073ff54cb9fee677df673ace1218163c3bc7628093e7eed5203d41"
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.5.0"
+    version: "0.8.0"
   meta:
     dependency: transitive
     description:
       name: meta
-      sha256: a6e590c838b18133bb482a2745ad77c5bb7715fb0451209e1a7567d416678b8e
+      sha256: "7687075e408b093f36e6bbf6c91878cc0d4cd10f409506f7bc996f68220b9136"
       url: "https://pub.dev"
     source: hosted
-    version: "1.10.0"
+    version: "1.12.0"
   path:
     dependency: transitive
     description:
       name: path
-      sha256: "8829d8a55c13fc0e37127c29fedf290c102f4e40ae94ada574091fe0ff96c917"
+      sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
       url: "https://pub.dev"
     source: hosted
-    version: "1.8.3"
+    version: "1.9.0"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -155,10 +179,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "5c2f730018264d276c20e4f1503fd1308dfbbae39ec8ee63c5236311ac06954b"
+      sha256: "9955ae474176f7ac8ee4e989dadfb411a58c30415bcfb648fa04b2b8a03afa7f"
       url: "https://pub.dev"
     source: hosted
-    version: "0.6.1"
+    version: "0.7.0"
   vector_math:
     dependency: transitive
     description:
@@ -167,14 +191,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.4"
-  web:
+  vm_service:
     dependency: transitive
     description:
-      name: web
-      sha256: afe077240a270dcfd2aafe77602b4113645af95d0ad31128cc02bce5ac5d5152
+      name: vm_service
+      sha256: "3923c89304b715fb1eb6423f017651664a03bf5f4b29983627c4da791f74a4ec"
       url: "https://pub.dev"
     source: hosted
-    version: "0.3.0"
+    version: "14.2.1"
 sdks:
-  dart: ">=3.2.0-194.0.dev <4.0.0"
-  flutter: ">=1.20.0"
+  dart: ">=3.3.0 <4.0.0"
+  flutter: ">=3.18.0-18.0.pre.54"
diff --git a/ios/Classes/Module/ConversationManager.swift b/ios/Classes/Module/ConversationManager.swift
index 58e022a..15aac4d 100644
--- a/ios/Classes/Module/ConversationManager.swift
+++ b/ios/Classes/Module/ConversationManager.swift
@@ -131,31 +131,36 @@ public class ConversationManager: BaseServiceManager {
 
 
 public class ConversationListener: NSObject, Open_im_sdk_callbackOnConversationListenerProtocol {
-    
+
+    public func onSyncServerProgress(_ progress: Int) {
+        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerProgress", errCode: nil, errMsg: nil, data: progress)
+    }
+
+
     private let channel:FlutterMethodChannel
-    
+
     init(channel:FlutterMethodChannel) {
         self.channel = channel
     }
-    
+
     public func onConversationChanged(_ conversationList: String?) {
         CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onConversationChanged", errCode: nil, errMsg: nil, data: conversationList)
     }
-    
+
     public func onNewConversation(_ conversationList: String?) {
         CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onNewConversation", errCode: nil, errMsg: nil, data: conversationList)
     }
-    
-    public func onSyncServerFailed() {
-        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerFailed", errCode: nil, errMsg: nil, data: nil)
+
+    public func onSyncServerFailed(_ reinstalled: Bool) {
+        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerFailed", errCode: nil, errMsg: nil, data: reinstalled)
     }
-    
-    public func onSyncServerFinish() {
-        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerFinish", errCode: nil, errMsg: nil, data: nil)
+
+    public func onSyncServerFinish(_ reinstalled: Bool) {
+        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerFinish", errCode: nil, errMsg: nil, data: reinstalled)
     }
-    
-    public func onSyncServerStart() {
-        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerStart", errCode: nil, errMsg: nil, data: nil)
+
+    public func onSyncServerStart(_ reinstalled: Bool) {
+        CommonUtil.emitEvent(channel: channel, method: "conversationListener", type: "onSyncServerStart", errCode: nil, errMsg: nil, data: reinstalled)
     }
     
     public func onTotalUnreadMessageCountChanged(_ totalUnreadCount: Int32) {
diff --git a/ios/Classes/Module/FriendshipManager.swift b/ios/Classes/Module/FriendshipManager.swift
index 13b43b4..6ff2faa 100644
--- a/ios/Classes/Module/FriendshipManager.swift
+++ b/ios/Classes/Module/FriendshipManager.swift
@@ -11,6 +11,7 @@ public class FriendshipManager: BaseServiceManager {
         self["getFriendApplicationListAsRecipient"] = getFriendApplicationListAsRecipient
         self["getFriendApplicationListAsApplicant"] = getFriendApplicationListAsApplicant
         self["getFriendList"] = getFriendList
+        self["getFriendListPage"] = getFriendListPage
         self["setFriendRemark"] = setFriendRemark
         self["addBlacklist"] = addBlacklist
         self["getBlacklist"] = getBlacklist
@@ -47,6 +48,10 @@ public class FriendshipManager: BaseServiceManager {
     func getFriendList(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkGetFriendList(BaseCallback(result: result), methodCall[string: "operationID"])
     }
+
+    func getFriendListPage(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
+            Open_im_sdkGetFriendListPage(BaseCallback(result: result), methodCall[string: "operationID"], methodCall[int32: "offset"], methodCall[int32: "count"])
+    }
     
     func setFriendRemark(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkSetFriendRemark(BaseCallback(result: result), methodCall[string: "operationID"], methodCall.toJsonString())
diff --git a/ios/Classes/Module/GroupManager.swift b/ios/Classes/Module/GroupManager.swift
index a1a903b..cf1984b 100644
--- a/ios/Classes/Module/GroupManager.swift
+++ b/ios/Classes/Module/GroupManager.swift
@@ -11,6 +11,7 @@ public class GroupManager: BaseServiceManager {
         self["getGroupMembersInfo"] = getGroupMembersInfo
         self["getGroupMemberList"] = getGroupMemberList
         self["getJoinedGroupList"] = getJoinedGroupList
+        self["getJoinedGroupListPage"] = getJoinedGroupListPage
         self["createGroup"] = createGroup
         self["setGroupInfo"] = setGroupInfo
         self["getGroupsInfo"] = getGroupsInfo
@@ -35,6 +36,7 @@ public class GroupManager: BaseServiceManager {
         self["searchGroupMembers"] = searchGroupMembers
         self["setGroupMemberInfo"] = setGroupMemberInfo
         self["isJoinGroup"] = isJoinGroup
+        self["getUsersInGroup"] = getUsersInGroup
     }
 
     func setGroupListener(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
@@ -64,6 +66,10 @@ public class GroupManager: BaseServiceManager {
     func getJoinedGroupList(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkGetJoinedGroupList(BaseCallback(result: result), methodCall[string: "operationID"])
     }
+
+    func getJoinedGroupListPage(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
+            Open_im_sdkGetJoinedGroupListPage(BaseCallback(result: result), methodCall[string: "operationID"], methodCall[int32: "offset"], methodCall[int32: "count"])
+    }
     
     func createGroup(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkCreateGroup(BaseCallback(result: result), methodCall[string: "operationID"], methodCall.toJsonString())
@@ -161,6 +167,11 @@ public class GroupManager: BaseServiceManager {
     func isJoinGroup(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkIsJoinGroup(BaseCallback(result: result), methodCall[string: "operationID"], methodCall[string: "groupID"])
     }
+
+    func getUsersInGroup(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
+        Open_im_sdkGetUsersInGroup(BaseCallback(result: result), methodCall[string: "operationID"], methodCall[string: "groupID"],
+        methodCall[jsonString: "userIDs"])
+    }
 }
 
 public class GroupListener: NSObject, Open_im_sdk_callbackOnGroupListenerProtocol {
diff --git a/ios/Classes/Module/IMManager.swift b/ios/Classes/Module/IMManager.swift
index 73ff4bf..826f859 100644
--- a/ios/Classes/Module/IMManager.swift
+++ b/ios/Classes/Module/IMManager.swift
@@ -105,6 +105,10 @@ public class IMMananger: BaseServiceManager {
 }
 
 public class ConnListener: NSObject, Open_im_sdk_callbackOnConnListenerProtocol {
+    public func onUserTokenInvalid(_ errMsg: String?) {
+        CommonUtil.emitEvent(channel: self.channel, method: "connectListener", type: "onUserTokenInvalid", errCode: nil, errMsg: errMsg, data: nil)
+    }
+
     private let channel:FlutterMethodChannel
     
     init(channel:FlutterMethodChannel) {
diff --git a/ios/Classes/Module/UserManager.swift b/ios/Classes/Module/UserManager.swift
index e0deba8..41f235f 100644
--- a/ios/Classes/Module/UserManager.swift
+++ b/ios/Classes/Module/UserManager.swift
@@ -64,19 +64,31 @@ public class UserManager: BaseServiceManager {
 }
 
 public class UserListener: NSObject, Open_im_sdk_callbackOnUserListenerProtocol {
-    
+    public func onUserCommandAdd(_ userCommand: String?) {
+        CommonUtil.emitEvent(channel: self.channel, method: "userListener", type: "onUserCommandAdd", errCode: nil, errMsg: nil, data: userCommand)
+    }
+
+    public func onUserCommandDelete(_ userCommand: String?) {
+        CommonUtil.emitEvent(channel: self.channel, method: "userListener", type: "onUserCommandDelete", errCode: nil, errMsg: nil, data: userCommand)
+    }
+
+    public func onUserCommandUpdate(_ userCommand: String?) {
+        CommonUtil.emitEvent(channel: self.channel, method: "userListener", type: "onUserCommandUpdate", errCode: nil, errMsg: nil, data: userCommand)
+    }
+
+
     private let channel:FlutterMethodChannel
 
     init(channel:FlutterMethodChannel) {
         self.channel = channel
     }
-    
+
     public func onSelfInfoUpdated(_ userInfo: String?) {
         CommonUtil.emitEvent(channel: self.channel, method: "userListener", type: "onSelfInfoUpdated", errCode: nil, errMsg: nil, data: userInfo)
     }
-    
+
     public func onUserStatusChanged(_ statusInfo: String?) {
         CommonUtil.emitEvent(channel: self.channel, method: "userListener", type: "onUserStatusChanged", errCode: nil, errMsg: nil, data: statusInfo)
     }
 
-}
+}
\ No newline at end of file
diff --git a/ios/flutter_openim_sdk.podspec b/ios/flutter_openim_sdk.podspec
index e3e492b..56a5f20 100644
--- a/ios/flutter_openim_sdk.podspec
+++ b/ios/flutter_openim_sdk.podspec
@@ -17,11 +17,11 @@ A new Flutter project.
   s.dependency 'Flutter'
   s.platform = :ios, '11.0'
 
-  s.dependency 'OpenIMSDKCore','3.5.1'
+  s.dependency 'OpenIMSDKCore','3.8.0-rc.16'
   s.static_framework = true
   s.library = 'resolv'
 
-  # s.vendored_frameworks = 'Framework/*.framework'
+  # s.vendored_frameworks = 'Framework/*.xcframework'
   # Flutter.framework does not contain a i386 slice.
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES', 'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'i386 arm64' }
   s.swift_version = '5.0'
diff --git a/lib/src/manager/im_friendship_manager.dart b/lib/src/manager/im_friendship_manager.dart
index 25bf902..51820ee 100644
--- a/lib/src/manager/im_friendship_manager.dart
+++ b/lib/src/manager/im_friendship_manager.dart
@@ -71,6 +71,16 @@ class FriendshipManager {
           }))
       .then((value) => Utils.toList(value, (v) => FullUserInfo.fromJson(v)));
 
+  Future<List<FullUserInfo>> getFriendListPage({String? operationID, int offset = 0, int count = 40}) => _channel
+      .invokeMethod(
+          'getFriendListPage',
+          _buildParam({
+            'offset': offset,
+            'count': count,
+            "operationID": Utils.checkOperationID(operationID),
+          }))
+      .then((value) => Utils.toList(value, (v) => FullUserInfo.fromJson(v)));
+
   /// Get Friend List, including friends who have been put into the blacklist (returns a map)
   Future<List<dynamic>> getFriendListMap({String? operationID}) => _channel
       .invokeMethod(
diff --git a/lib/src/manager/im_group_manager.dart b/lib/src/manager/im_group_manager.dart
index 3d56b64..c33cb01 100644
--- a/lib/src/manager/im_group_manager.dart
+++ b/lib/src/manager/im_group_manager.dart
@@ -127,6 +127,16 @@ class GroupManager {
           }))
       .then((value) => Utils.toList(value, (map) => GroupInfo.fromJson(map)));
 
+  Future<List<GroupInfo>> getJoinedGroupListPage({String? operationID, int offset = 0, int count = 40}) => _channel
+      .invokeMethod(
+          'getJoinedGroupListPage',
+          _buildParam({
+            'offset': offset,
+            'count': count,
+            'operationID': Utils.checkOperationID(operationID),
+          }))
+      .then((value) => Utils.toList(value, (map) => GroupInfo.fromJson(map)));
+
   /// Query the list of joined groups
   Future<List<dynamic>> getJoinedGroupListMap({String? operationID}) => _channel
       .invokeMethod(
@@ -566,6 +576,20 @@ class GroupManager {
             'info': groupMembersInfo.toJson(),
             'operationID': Utils.checkOperationID(operationID),
           }));
+
+  Future<dynamic> getUsersInGroup(
+    String groupID,
+    List<String> userIDs, {
+    String? operationID,
+  }) =>
+      _channel.invokeMethod(
+          'getUsersInGroup',
+          _buildParam({
+            'groupID': groupID,
+            'userIDs': userIDs,
+            'operationID': Utils.checkOperationID(operationID),
+          }));
+
   static Map _buildParam(Map param) {
     param["ManagerName"] = "groupManager";
     log('param: $param');
diff --git a/lib/src/openim.dart b/lib/src/openim.dart
index 508add1..b4665aa 100644
--- a/lib/src/openim.dart
+++ b/lib/src/openim.dart
@@ -2,7 +2,7 @@ import 'package:flutter/services.dart';
 import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
 
 class OpenIM {
-  static const version = '3.5.1';
+  static const version = '3.8.0-rc.16';
 
   static const _channel = const MethodChannel('flutter_openim_sdk');
 
diff --git a/pubspec.yaml b/pubspec.yaml
index c0f6ca2..2c03358 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,11 +1,11 @@
 name: flutter_openim_sdk
 description: An instant messaging plug-in that supports Android and IOS. And the server is also all open source.
-version: 3.5.1
+version: 3.8.0-rc.16
 homepage: https://www.openim.io
 repository: https://github.com/openimsdk/open-im-sdk-flutter
 
 environment:
-  sdk: ">=2.12.0 <4.0.0"
+  sdk: ">=3.0.0 <4.0.0"
   flutter: ">=1.20.0"
 
 dependencies: