diff --git a/CHANGELOG.md b/CHANGELOG.md
index c1f38be..00b07a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 1.0.8
+
+1.Upgrade sdk to 1.4.4. </br>
+2.New and changed conversation return changed data and no longer return all data. </br>
+3.New conversation paging method.
+
 ## 1.0.7
 
 Upgrade sdk to 1.3.4 </br>
diff --git a/android/build.gradle b/android/build.gradle
index 0772a13..5b46479 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -51,5 +51,5 @@ android {
     }
 }
 dependencies {
-    implementation 'io.openim:client-sdk:1.3.4@aar'
+    implementation 'io.openim:client-sdk:1.4.4@aar'
 }
\ No newline at end of file
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/listener/BaseListener.java b/android/src/main/java/io/openim/flutter_openim_sdk/listener/BaseListener.java
index 41810a4..10f4328 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/listener/BaseListener.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/listener/BaseListener.java
@@ -16,13 +16,13 @@ public class BaseListener implements Base {
 
     @Override
     public void onError(long l, String s) {
-        Log.e("F-OpenIMSD(callback)", s);
+//        Log.e("F-OpenIMSD(callback)", s);
         CommonUtil.runMainThreadReturnError(result, l, s, null);
     }
 
     @Override
     public void onSuccess(String s) {
-        Log.i("F-OpenIMSDK(callback)", s);
+//        Log.i("F-OpenIMSDK(callback)", s);
         CommonUtil.runMainThreadReturn(result, s);
     }
 }
diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/manager/ConversationManager.java b/android/src/main/java/io/openim/flutter_openim_sdk/manager/ConversationManager.java
index 343b53e..cb0ab11 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/manager/ConversationManager.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/manager/ConversationManager.java
@@ -17,6 +17,12 @@ public class ConversationManager extends BaseManager {
         Open_im_sdk.getAllConversationList(new BaseListener(result));
     }
 
+    public void getConversationListSplit(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.getConversationListSplit(new BaseListener(result),
+                int2long(methodCall, "offset"),
+                int2long(methodCall, "count"));
+    }
+
     public void getOneConversation(MethodCall methodCall, MethodChannel.Result result) {
         Open_im_sdk.getOneConversation(
                 value(methodCall, "sourceID"),
diff --git a/ios/Classes/Module/ConversationManager.swift b/ios/Classes/Module/ConversationManager.swift
index d686603..c0fa39d 100644
--- a/ios/Classes/Module/ConversationManager.swift
+++ b/ios/Classes/Module/ConversationManager.swift
@@ -15,6 +15,7 @@ public class ConversationManager: BaseServiceManager {
         
         self["setConversationListener"] = setConversationListener
         self["getAllConversationList"] = getAllConversationList
+        self["getConversationListSplit"] = getConversationListSplit
         self["getOneConversation"] = getOneConversation
         self["getMultipleConversation"] = getMultipleConversation
         self["deleteConversation"] = deleteConversation
@@ -36,7 +37,11 @@ public class ConversationManager: BaseServiceManager {
     func getAllConversationList(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkGetAllConversationList(BaseCallback(result: result))
     }
-    
+
+    func getConversationListSplit(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
+        Open_im_sdkGetConversationListSplit(BaseCallback(result: result), methodCall[int: "offset"], methodCall[int: "count"])
+    }
+
     func getOneConversation(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
         Open_im_sdkGetOneConversation(methodCall[string: "sourceID"], methodCall[int: "sessionType"], BaseCallback(result: result))
     }
@@ -75,7 +80,7 @@ public class ConversationManager: BaseServiceManager {
     }
 
     func setConversationRecvMessageOpt(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
-        Open_im_sdkSetConversationRecvMessageOpt(BaseCallback(result: result), methodCall[jsonString: "conversationIDList"], Int(methodCall[int64: "status"]))
+        Open_im_sdkSetConversationRecvMessageOpt(BaseCallback(result: result), methodCall[jsonString: "conversationIDList"], methodCall[int: "status"])
     }
 
     func getConversationRecvMessageOpt(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
diff --git a/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h b/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
index ea436a1..de38b93 100644
--- a/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
+++ b/ios/Framework/OpenIMCore.framework/Headers/Open_im_sdk.objc.h
@@ -941,6 +941,7 @@
 - (void)getBlackList:(id<Open_im_sdkBase> _Nullable)callback;
 // skipped method UserRelated.GetCh with unsupported parameter or return types
 
+- (void)getConversationListSplit:(id<Open_im_sdkBase> _Nullable)callback offset:(long)offset count:(long)count;
 - (void)getConversationRecvMessageOpt:(id<Open_im_sdkBase> _Nullable)callback conversationIDList:(NSString* _Nullable)conversationIDList;
 - (void)getFriendApplicationList:(id<Open_im_sdkBase> _Nullable)callback;
 - (void)getFriendList:(id<Open_im_sdkBase> _Nullable)callback;
@@ -1157,8 +1158,6 @@ FOUNDATION_EXPORT NSString* _Nonnull const Open_im_sdkCmdReLogin;
 FOUNDATION_EXPORT NSString* _Nonnull const Open_im_sdkCmdRefuseFriend;
 FOUNDATION_EXPORT NSString* _Nonnull const Open_im_sdkCmdUnInit;
 FOUNDATION_EXPORT NSString* _Nonnull const Open_im_sdkCmdUpdateConversation;
-FOUNDATION_EXPORT const int64_t Open_im_sdkConAndUnreadChange;
-FOUNDATION_EXPORT const int64_t Open_im_sdkConChange;
 FOUNDATION_EXPORT const int64_t Open_im_sdkCreateGroupTip;
 FOUNDATION_EXPORT const int64_t Open_im_sdkCustom;
 FOUNDATION_EXPORT NSString* _Nonnull const Open_im_sdkDeFaultSuccessMsg;
@@ -1207,9 +1206,13 @@ FOUNDATION_EXPORT const int64_t Open_im_sdkMsgStatusSendSuccess;
  * MsgStatus
  */
 FOUNDATION_EXPORT const int64_t Open_im_sdkMsgStatusSending;
+FOUNDATION_EXPORT const int64_t Open_im_sdkNewCon;
+FOUNDATION_EXPORT const int64_t Open_im_sdkNewConChange;
+FOUNDATION_EXPORT const int64_t Open_im_sdkNotPinned;
 FOUNDATION_EXPORT const int64_t Open_im_sdkNotRead;
 FOUNDATION_EXPORT const int64_t Open_im_sdkNotReceiveMessage;
 FOUNDATION_EXPORT const int64_t Open_im_sdkPicture;
+FOUNDATION_EXPORT const int64_t Open_im_sdkPinned;
 FOUNDATION_EXPORT const int64_t Open_im_sdkQuitGroupTip;
 FOUNDATION_EXPORT const int64_t Open_im_sdkQuote;
 /**
@@ -1536,6 +1539,8 @@ FOUNDATION_EXPORT void Open_im_sdkGetBlackList(id<Open_im_sdkBase> _Nullable cal
 
 FOUNDATION_EXPORT NSString* _Nonnull Open_im_sdkGetConversationIDBySessionType(NSString* _Nullable sourceID, long sessionType);
 
+FOUNDATION_EXPORT void Open_im_sdkGetConversationListSplit(id<Open_im_sdkBase> _Nullable callback, long offset, long count);
+
 FOUNDATION_EXPORT void Open_im_sdkGetConversationRecvMessageOpt(id<Open_im_sdkBase> _Nullable callback, NSString* _Nullable conversationIDList);
 
 /**
@@ -1686,6 +1691,8 @@ FOUNDATION_EXPORT void Open_im_sdkSetGroupInfo(NSString* _Nullable jsonGroupInfo
 
 FOUNDATION_EXPORT void Open_im_sdkSetGroupListener(id<Open_im_sdkOnGroupListener> _Nullable callback);
 
+FOUNDATION_EXPORT void Open_im_sdkSetHearbeatInterval(int32_t interval);
+
 /**
  * 1 no print
  */
diff --git a/ios/Framework/OpenIMCore.framework/OpenIMCore b/ios/Framework/OpenIMCore.framework/OpenIMCore
index 07bed32..34398ef 100644
Binary files a/ios/Framework/OpenIMCore.framework/OpenIMCore and b/ios/Framework/OpenIMCore.framework/OpenIMCore differ
diff --git a/lib/src/manager/im_conversation_manager.dart b/lib/src/manager/im_conversation_manager.dart
index feda350..f736742 100644
--- a/lib/src/manager/im_conversation_manager.dart
+++ b/lib/src/manager/im_conversation_manager.dart
@@ -8,6 +8,7 @@ import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
 class ConversationManager {
   MethodChannel _channel;
   late ConversationListener conversationListener;
+  var count = 0;
 
   ConversationManager(this._channel);
 
@@ -22,6 +23,20 @@ class ConversationManager {
       .invokeMethod('getAllConversationList', _buildParam({}))
       .then((value) => _toList(value));
 
+  /// Paging to get conversation
+  Future<List<ConversationInfo>> getConversationListSplit({
+    int offset = 0,
+    int count = 20,
+  }) =>
+      _channel
+          .invokeMethod(
+              'getConversationListSplit',
+              _buildParam({
+                'offset': offset,
+                'count': count,
+              }))
+          .then((value) => _toList(value));
+
   /// Get a single conversation info
   /// [sourceID]  if it is a single chat, Its value is userID. if it is a group chat, Its value is groupID
   /// [sessionType]  if it is a single chat, it value is 1. if it is a group chat, it value is 2
@@ -91,21 +106,18 @@ class ConversationManager {
           .then((value) => _printValue(value));
 
   /// Mark single chat messages as read
-  Future<dynamic> markSingleMessageHasRead({required String userID}) {
-    return _channel.invokeMethod(
-        'markSingleMessageHasRead', _buildParam({'userID': userID}));
-  }
+  Future<dynamic> markSingleMessageHasRead({required String userID}) =>
+      _channel.invokeMethod(
+          'markSingleMessageHasRead', _buildParam({'userID': userID}));
 
   /// Mark group chat messages as read
-  Future<dynamic> markGroupMessageHasRead({required String groupID}) {
-    return _channel.invokeMethod(
-        'markGroupMessageHasRead', _buildParam({'groupID': groupID}));
-  }
+  Future<dynamic> markGroupMessageHasRead({required String groupID}) =>
+      _channel.invokeMethod(
+          'markGroupMessageHasRead', _buildParam({'groupID': groupID}));
 
   /// Get the total number of unread messages
-  Future<dynamic> getTotalUnreadMsgCount() {
-    return _channel.invokeMethod('getTotalUnreadMsgCount', _buildParam({}));
-  }
+  Future<dynamic> getTotalUnreadMsgCount() =>
+      _channel.invokeMethod('getTotalUnreadMsgCount', _buildParam({}));
 
   /// Query conversation id
   /// [sourceID] : if it is a single chat, Its value is userID. if it is a group chat, Its value is groupID
@@ -113,42 +125,64 @@ class ConversationManager {
   Future<dynamic> getConversationID({
     required String sourceID,
     required int sessionType,
-  }) {
-    return _channel.invokeMethod(
-        'getConversationIDBySessionType',
-        _buildParam({
-          "sourceID": sourceID,
-          "sessionType": sessionType,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'getConversationIDBySessionType',
+          _buildParam({
+            "sourceID": sourceID,
+            "sessionType": sessionType,
+          }));
 
   /// Message Do Not Disturb
   /// [ status ] 1: Do not receive messages, 2: Do not notify when messages are received; 0: Normal
   Future<dynamic> setConversationRecvMessageOpt({
     required List<String> conversationIDList,
     required int status,
-  }) {
-    return _channel.invokeMethod(
-        'setConversationRecvMessageOpt',
-        _buildParam({
-          "conversationIDList": conversationIDList,
-          "status": status,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'setConversationRecvMessageOpt',
+          _buildParam({
+            "conversationIDList": conversationIDList,
+            "status": status,
+          }));
 
   /// Message Do Not Disturb
   /// [{"conversationId":"single_13922222222","result":0}]
   Future<List<dynamic>> getConversationRecvMessageOpt({
     required List<String> conversationIDList,
-  }) {
-    return _channel
-        .invokeMethod(
-            'getConversationRecvMessageOpt',
-            _buildParam({
-              "conversationIDList": conversationIDList,
-            }))
-        .then((value) => _formatJson(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'getConversationRecvMessageOpt',
+              _buildParam({
+                "conversationIDList": conversationIDList,
+              }))
+          .then((value) => _formatJson(value));
+
+  /// Custom sort for conversation list
+  List<ConversationInfo> simpleSort(List<ConversationInfo> list) => list
+    ..sort((a, b) {
+      if ((a.isPinned == 1 && b.isPinned == 1) ||
+          (a.isPinned != 1 && b.isPinned != 1)) {
+        int aCompare = a.draftTimestamp! > a.latestMsgSendTime!
+            ? a.draftTimestamp!
+            : a.latestMsgSendTime!;
+        int bCompare = b.draftTimestamp! > b.latestMsgSendTime!
+            ? b.draftTimestamp!
+            : b.latestMsgSendTime!;
+        if (aCompare > bCompare) {
+          return -1;
+        } else if (aCompare < bCompare) {
+          return 1;
+        } else {
+          return 0;
+        }
+      } else if (a.isPinned == 1 && b.isPinned != 1) {
+        return -1;
+      } else {
+        return 1;
+      }
+    });
 
   static Map _buildParam(Map param) {
     param["ManagerName"] = "conversationManager";
@@ -164,9 +198,7 @@ class ConversationManager {
   static ConversationInfo _toObj(String value) =>
       ConversationInfo.fromJson(_formatJson(value));
 
-  static dynamic _formatJson(value) {
-    return jsonDecode(_printValue(value));
-  }
+  static dynamic _formatJson(value) => jsonDecode(_printValue(value));
 
   static String _printValue(value) {
     return value;
diff --git a/lib/src/manager/im_friendship_manager.dart b/lib/src/manager/im_friendship_manager.dart
index 517d1d2..7438896 100644
--- a/lib/src/manager/im_friendship_manager.dart
+++ b/lib/src/manager/im_friendship_manager.dart
@@ -16,92 +16,70 @@ class FriendshipManager {
   }
 
   /// Get friend info by user id
-  Future<List<UserInfo>> getFriendsInfo({required List<String> uidList}) {
-    return _channel
-        .invokeMethod('getFriendsInfo', _buildParam({"uidList": uidList}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> getFriendsInfo({required List<String> uidList}) =>
+      _channel
+          .invokeMethod('getFriendsInfo', _buildParam({"uidList": uidList}))
+          .then((value) => _toList(value));
 
   /// Send an friend application
-  Future<dynamic> addFriend({required String uid, required String reason}) {
-    return _channel.invokeMethod(
-        'addFriend', _buildParam({"uid": uid, "reqMessage": reason}));
-  }
+  Future<dynamic> addFriend({required String uid, required String reason}) =>
+      _channel.invokeMethod(
+          'addFriend', _buildParam({"uid": uid, "reqMessage": reason}));
 
   /// Get all friend application, sent to you by others
-  Future<List<UserInfo>> getFriendApplicationList() {
-    return _channel
-        .invokeMethod('getFriendApplicationList', _buildParam({}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> getFriendApplicationList() => _channel
+      .invokeMethod('getFriendApplicationList', _buildParam({}))
+      .then((value) => _toList(value));
 
   /// Find all friends including those who have been added to the blacklist
-  Future<List<UserInfo>> getFriendList() {
-    return _channel
-        .invokeMethod('getFriendList', _buildParam({}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> getFriendList() => _channel
+      .invokeMethod('getFriendList', _buildParam({}))
+      .then((value) => _toList(value));
 
   /// Find all friends including those who have been added to the blacklist
-  Future<List<dynamic>> getFriendListMap() {
-    return _channel
-        .invokeMethod('getFriendList', _buildParam({}))
-        .then((value) => _toListMap(value));
-  }
+  Future<List<dynamic>> getFriendListMap() => _channel
+      .invokeMethod('getFriendList', _buildParam({}))
+      .then((value) => _toListMap(value));
 
   /// Modify friend information, only [comment] can be modified
   Future<dynamic> setFriendInfo(
-      {required String uid, required String comment}) {
-    return _channel.invokeMethod(
-        'setFriendInfo',
-        _buildParam({
-          'uid': uid,
-          'comment': comment,
-        }));
-  }
+          {required String uid, required String comment}) =>
+      _channel.invokeMethod(
+          'setFriendInfo',
+          _buildParam({
+            'uid': uid,
+            'comment': comment,
+          }));
 
   /// Add friends to blacklist
-  Future<dynamic> addToBlackList({required String uid}) {
-    return _channel.invokeMethod('addToBlackList', _buildParam({"uid": uid}));
-  }
+  Future<dynamic> addToBlackList({required String uid}) =>
+      _channel.invokeMethod('addToBlackList', _buildParam({"uid": uid}));
 
   /// Find all blacklist
-  Future<List<UserInfo>> getBlackList() {
-    return _channel
-        .invokeMethod('getBlackList', _buildParam({}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> getBlackList() => _channel
+      .invokeMethod('getBlackList', _buildParam({}))
+      .then((value) => _toList(value));
 
   /// Remove from blacklist
-  Future<dynamic> deleteFromBlackList({required String uid}) {
-    return _channel.invokeMethod(
-        'deleteFromBlackList', _buildParam({"uid": uid}));
-  }
+  Future<dynamic> deleteFromBlackList({required String uid}) =>
+      _channel.invokeMethod('deleteFromBlackList', _buildParam({"uid": uid}));
 
   /// Determine if there is a friendship by userId
-  Future<List<UserInfo>> checkFriend(List<String> uidList) {
-    return _channel
-        .invokeMethod('checkFriend', _buildParam({'uidList': uidList}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> checkFriend(List<String> uidList) => _channel
+      .invokeMethod('checkFriend', _buildParam({'uidList': uidList}))
+      .then((value) => _toList(value));
 
   /// Dissolve friendship from friend list
-  Future<dynamic> deleteFromFriendList({required String uid}) {
-    return _channel.invokeMethod(
-        'deleteFromFriendList', _buildParam({"uid": uid}));
-  }
+  Future<dynamic> deleteFromFriendList({required String uid}) =>
+      _channel.invokeMethod('deleteFromFriendList', _buildParam({"uid": uid}));
 
   /// Accept application of be friend
-  Future<dynamic> acceptFriendApplication({required String uid}) {
-    return _channel.invokeMethod(
-        'acceptFriendApplication', _buildParam({"uid": uid}));
-  }
+  Future<dynamic> acceptFriendApplication({required String uid}) => _channel
+      .invokeMethod('acceptFriendApplication', _buildParam({"uid": uid}));
 
   /// Refuse application of be friend
-  Future<dynamic> refuseFriendApplication({required String uid}) {
-    return _channel.invokeMethod(
-        'refuseFriendApplication', _buildParam({"uid": uid}));
-  }
+  Future<dynamic> refuseFriendApplication({required String uid}) => _channel
+      .invokeMethod('refuseFriendApplication', _buildParam({"uid": uid}));
 
   ///
   // Future<dynamic> forceSyncFriendApplication() {
@@ -136,9 +114,7 @@ class FriendshipManager {
 
   // static UserInfo _toObj(String value) => UserInfo.fromJson(_formatJson(value));
 
-  static dynamic _formatJson(value) {
-    return jsonDecode(_printValue(value));
-  }
+  static dynamic _formatJson(value) => jsonDecode(_printValue(value));
 
   static String _printValue(value) {
     return value;
diff --git a/lib/src/manager/im_group_manager.dart b/lib/src/manager/im_group_manager.dart
index cddb5e5..97b2102 100644
--- a/lib/src/manager/im_group_manager.dart
+++ b/lib/src/manager/im_group_manager.dart
@@ -21,55 +21,52 @@ class GroupManager {
     required String groupId,
     required List<String> uidList,
     String? reason,
-  }) {
-    return _channel
-        .invokeMethod(
-            'inviteUserToGroup',
-            _buildParam({
-              'gid': groupId,
-              'reason': reason,
-              'uidList': uidList,
-            }))
-        .then((value) => (_formatJson(value) as List)
-            .map((e) => GroupInviteResult.fromJson(e))
-            .toList());
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'inviteUserToGroup',
+              _buildParam({
+                'gid': groupId,
+                'reason': reason,
+                'uidList': uidList,
+              }))
+          .then((value) => (_formatJson(value) as List)
+              .map((e) => GroupInviteResult.fromJson(e))
+              .toList());
 
   /// Remove member from group
   Future<List<GroupInviteResult>> kickGroupMember({
     required String groupId,
     required List<String> uidList,
     String? reason,
-  }) {
-    return _channel
-        .invokeMethod(
-            'kickGroupMember',
-            _buildParam({
-              'gid': groupId,
-              'reason': reason,
-              'uidList': uidList,
-            }))
-        .then((value) => (_formatJson(value) as List)
-            .map((e) => GroupInviteResult.fromJson(e))
-            .toList());
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'kickGroupMember',
+              _buildParam({
+                'gid': groupId,
+                'reason': reason,
+                'uidList': uidList,
+              }))
+          .then((value) => (_formatJson(value) as List)
+              .map((e) => GroupInviteResult.fromJson(e))
+              .toList());
 
   /// Get group member's info
   Future<List<GroupMembersInfo>> getGroupMembersInfo({
     required String groupId,
     required List<String> uidList,
-  }) {
-    return _channel
-        .invokeMethod(
-            'getGroupMembersInfo',
-            _buildParam({
-              'gid': groupId,
-              'uidList': uidList,
-            }))
-        .then((value) => (_formatJson(value) as List)
-            .map((e) => GroupMembersInfo.fromJson(e))
-            .toList());
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'getGroupMembersInfo',
+              _buildParam({
+                'gid': groupId,
+                'uidList': uidList,
+              }))
+          .then((value) => (_formatJson(value) as List)
+              .map((e) => GroupMembersInfo.fromJson(e))
+              .toList());
 
   /// Get the list of group members
   /// [filter] 0: all user, 1: group owner, 2: administrator
@@ -78,55 +75,48 @@ class GroupManager {
     required String groupId,
     int filter = 0,
     int next = 0,
-  }) {
-    return _channel
-        .invokeMethod(
-            'getGroupMemberList',
-            _buildParam({
-              'gid': groupId,
-              'filter': filter,
-              'next': next,
-            }))
-        .then((value) => GroupMembersList.fromJson(_formatJson(value)));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'getGroupMemberList',
+              _buildParam({
+                'gid': groupId,
+                'filter': filter,
+                'next': next,
+              }))
+          .then((value) => GroupMembersList.fromJson(_formatJson(value)));
 
   /// Get the list of group members
   Future<dynamic> getGroupMemberListMap({
     required String groupId,
     int filter = 0,
     int next = 0,
-  }) {
-    return _channel
-        .invokeMethod(
-            'getGroupMemberList',
-            _buildParam({
-              'gid': groupId,
-              'filter': filter,
-              'next': next,
-            }))
-        .then((value) => _formatJson(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'getGroupMemberList',
+              _buildParam({
+                'gid': groupId,
+                'filter': filter,
+                'next': next,
+              }))
+          .then((value) => _formatJson(value));
 
   /// Find all groups you have joined
-  Future<List<GroupInfo>> getJoinedGroupList() {
-    return _channel.invokeMethod('getJoinedGroupList', _buildParam({})).then(
-        (value) => (_formatJson(value) as List)
-            .map((e) => GroupInfo.fromJson(e))
-            .toList());
-  }
+  Future<List<GroupInfo>> getJoinedGroupList() => _channel
+      .invokeMethod('getJoinedGroupList', _buildParam({}))
+      .then((value) => (_formatJson(value) as List)
+          .map((e) => GroupInfo.fromJson(e))
+          .toList());
 
   /// Find all groups you have joined
-  Future<List<dynamic>> getJoinedGroupListMap() {
-    return _channel
-        .invokeMethod('getJoinedGroupList', _buildParam({}))
-        .then((value) => _formatJson(value));
-  }
+  Future<List<dynamic>> getJoinedGroupListMap() => _channel
+      .invokeMethod('getJoinedGroupList', _buildParam({}))
+      .then((value) => _formatJson(value));
 
   /// Check if you are a member of the group
-  Future<bool> isJoinedGroup({required String gid}) {
-    return getJoinedGroupList()
-        .then((list) => list.where((e) => e.groupID == gid).length > 0);
-  }
+  Future<bool> isJoinedGroup({required String gid}) => getJoinedGroupList()
+      .then((list) => list.where((e) => e.groupID == gid).length > 0);
 
   /// Create a group
   Future<dynamic> createGroup({
@@ -135,20 +125,18 @@ class GroupManager {
     String? introduction,
     String? faceUrl,
     required List<GroupMemberRole> list,
-  }) {
-    return _channel.invokeMethod(
-        'createGroup',
-        _buildParam({
-          'gInfo': {
-            "groupName": groupName,
-            "notification": notification,
-            "introduction": introduction,
-            "faceUrl": faceUrl,
-          },
-          'memberList': list.map((e) => e.toJson()).toList()
-        }));
-    /*.then((value) => _formatJson(value)['groupID'])*/
-  }
+  }) =>
+      _channel.invokeMethod(
+          'createGroup',
+          _buildParam({
+            'gInfo': {
+              "groupName": groupName,
+              "notification": notification,
+              "introduction": introduction,
+              "faceUrl": faceUrl,
+            },
+            'memberList': list.map((e) => e.toJson()).toList()
+          }));
 
   /// Edit group information
   Future<dynamic> setGroupInfo({
@@ -157,101 +145,92 @@ class GroupManager {
     String? notification,
     String? introduction,
     String? faceUrl,
-  }) {
-    return _channel.invokeMethod(
-        'setGroupInfo',
-        _buildParam({
-          'gInfo': {
-            "groupID": groupID,
-            "groupName": groupName,
-            "notification": notification,
-            "introduction": introduction,
-            "faceUrl": faceUrl,
-          },
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'setGroupInfo',
+          _buildParam({
+            'gInfo': {
+              "groupID": groupID,
+              "groupName": groupName,
+              "notification": notification,
+              "introduction": introduction,
+              "faceUrl": faceUrl,
+            },
+          }));
 
   /// Find group information by group id
   Future<List<GroupInfo>> getGroupsInfo({
     required List<String> gidList,
-  }) {
-    return _channel
-        .invokeMethod('getGroupsInfo', _buildParam({'gidList': gidList}))
-        .then((value) {
-      List list = _formatJson(value);
-      return list.map((e) => GroupInfo.fromJson(e)).toList();
-    });
-  }
+  }) =>
+      _channel
+          .invokeMethod('getGroupsInfo', _buildParam({'gidList': gidList}))
+          .then((value) {
+        List list = _formatJson(value);
+        return list.map((e) => GroupInfo.fromJson(e)).toList();
+      });
 
   /// Apply to join the group
   Future<dynamic> joinGroup({
     required String gid,
     String? reason,
-  }) {
-    return _channel.invokeMethod(
-        'joinGroup',
-        _buildParam({
-          'gid': gid,
-          'reason': reason,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'joinGroup',
+          _buildParam({
+            'gid': gid,
+            'reason': reason,
+          }));
 
   /// Leave group
   Future<dynamic> quitGroup({
     required String gid,
-  }) {
-    return _channel.invokeMethod(
-        'quitGroup',
-        _buildParam({
-          'gid': gid,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'quitGroup',
+          _buildParam({
+            'gid': gid,
+          }));
 
   /// Give group permissions to others
   Future<dynamic> transferGroupOwner({
     required String gid,
     required String uid,
-  }) {
-    return _channel.invokeMethod(
-        'transferGroupOwner',
-        _buildParam({
-          'gid': gid,
-          'uid': uid,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'transferGroupOwner',
+          _buildParam({
+            'gid': gid,
+            'uid': uid,
+          }));
 
   /// Get the list of applications
-  Future<GroupApplicationList> getGroupApplicationList() {
-    return _channel
-        .invokeMethod('getGroupApplicationList', _buildParam({}))
-        .then((value) => GroupApplicationList.fromJson(_formatJson(value)));
-  }
+  Future<GroupApplicationList> getGroupApplicationList() => _channel
+      .invokeMethod('getGroupApplicationList', _buildParam({}))
+      .then((value) => GroupApplicationList.fromJson(_formatJson(value)));
 
   /// Accept group application
   Future<dynamic> acceptGroupApplication({
     required GroupApplicationInfo info,
     required String reason,
-  }) {
-    return _channel.invokeMethod(
-        'acceptGroupApplication',
-        _buildParam({
-          'application': info.toJson(),
-          'reason': reason,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'acceptGroupApplication',
+          _buildParam({
+            'application': info.toJson(),
+            'reason': reason,
+          }));
 
   /// Refuse group application
   Future<dynamic> refuseGroupApplication({
     required GroupApplicationInfo info,
     required String reason,
-  }) {
-    return _channel.invokeMethod(
-        'refuseGroupApplication',
-        _buildParam({
-          'application': info.toJson(),
-          'reason': reason,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'refuseGroupApplication',
+          _buildParam({
+            'application': info.toJson(),
+            'reason': reason,
+          }));
 
   ///
   // Future forceSyncApplyGroupRequest() {
@@ -278,9 +257,7 @@ class GroupManager {
     return param;
   }
 
-  static dynamic _formatJson(value) {
-    return jsonDecode(_printValue(value));
-  }
+  static dynamic _formatJson(value) => jsonDecode(_printValue(value));
 
   static String _printValue(value) {
     return value;
diff --git a/lib/src/manager/im_manager.dart b/lib/src/manager/im_manager.dart
index b2c3e76..9861671 100644
--- a/lib/src/manager/im_manager.dart
+++ b/lib/src/manager/im_manager.dart
@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'dart:developer';
 
 import 'package:flutter/services.dart';
 import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
@@ -31,7 +32,7 @@ class IMManager {
   void _addNativeCallback(MethodChannel _channel) {
     _channel.setMethodCallHandler((call) {
       try {
-        print('call:$call');
+        log('Flutter : $call');
         if (call.method == ListenerType.initSDKListener) {
           String type = call.arguments['type'];
           dynamic data = call.arguments['data'];
@@ -187,7 +188,6 @@ class IMManager {
         } else if (call.method == ListenerType.conversationListener) {
           String type = call.arguments['type'];
           dynamic data = call.arguments['data'];
-          print('type:$type    data:$data');
           switch (type) {
             case 'onSyncServerStart':
               conversationManager.conversationListener.syncServerStart();
@@ -325,63 +325,50 @@ class IMManager {
   }
 
   ///
-  Future<int?> getLoginStatus() {
-    return _channel.invokeMethod<int>('getLoginStatus', _buildParam({}));
-  }
+  Future<int?> getLoginStatus() =>
+      _channel.invokeMethod<int>('getLoginStatus', _buildParam({}));
 
   /// Current user id
-  Future<String?> getLoginUid() {
-    return Future.value(uid);
-    // return _channel.invokeMethod<String>('getLoginUid', _buildParam({}));
-  }
+  Future<String?> getLoginUid() => Future.value(uid);
 
   /// Current user info
-  Future<UserInfo> getLoginUserInfo() {
-    return Future.value(uInfo);
-  }
+  Future<UserInfo> getLoginUserInfo() => Future.value(uInfo);
 
   /// Modify current user info
   Future<String?> setSelfInfo(
-      {required String uid,
-      String? name,
-      String? icon,
-      int? gender,
-      String? mobile,
-      String? birth,
-      String? email,
-      String? ex}) {
-    return _channel.invokeMethod(
-        'setSelfInfo',
-        _buildParam({
-          'uid': uid,
-          'name': name,
-          'icon': icon,
-          'gender': gender,
-          'mobile': mobile,
-          'birth': birth,
-          'email': email,
-          'ex': ex,
-        }));
-    // .then((value) => UserInfo.fromJson(value));
-  }
+          {required String uid,
+          String? name,
+          String? icon,
+          int? gender,
+          String? mobile,
+          String? birth,
+          String? email,
+          String? ex}) =>
+      _channel.invokeMethod(
+          'setSelfInfo',
+          _buildParam({
+            'uid': uid,
+            'name': name,
+            'icon': icon,
+            'gender': gender,
+            'mobile': mobile,
+            'birth': birth,
+            'email': email,
+            'ex': ex,
+          }));
 
   /// Query user information
-  Future<List<UserInfo>> getUsersInfo(List<String> uidList) {
-    return _channel
-        .invokeMethod('getUsersInfo', _buildParam({'uidList': uidList}))
-        .then((value) => _toList(value));
-  }
+  Future<List<UserInfo>> getUsersInfo(List<String> uidList) => _channel
+      .invokeMethod('getUsersInfo', _buildParam({'uidList': uidList}))
+      .then((value) => _toList(value));
 
   ///
-  void enabledSDKLog({required bool enabled}) {
-    _channel.invokeMethod(
-        'setSdkLog', _buildParam({'sdkLog': enabled ? 0 : 1}));
-  }
+  Future enabledSDKLog({required bool enabled}) => _channel.invokeMethod(
+      'setSdkLog', _buildParam({'sdkLog': enabled ? 0 : 1}));
 
   ///
-  Future<dynamic> forceSyncLoginUerInfo(List<String> uidList) {
-    return _channel.invokeMethod('forceSyncLoginUerInfo', _buildParam({}));
-  }
+  Future<dynamic> forceSyncLoginUerInfo(List<String> uidList) =>
+      _channel.invokeMethod('forceSyncLoginUerInfo', _buildParam({}));
 
   ///
   // Future<dynamic> forceReConn() {
@@ -396,9 +383,7 @@ class IMManager {
   static List<UserInfo> _toList(String value) =>
       (_formatJson(value) as List).map((e) => UserInfo.fromJson(e)).toList();
 
-  static dynamic _formatJson(value) {
-    return jsonDecode(_printValue(value));
-  }
+  static dynamic _formatJson(value) => jsonDecode(_printValue(value));
 
   static String _printValue(value) {
     return value;
diff --git a/lib/src/manager/im_message_manager.dart b/lib/src/manager/im_message_manager.dart
index 2643a96..4d703dc 100644
--- a/lib/src/manager/im_message_manager.dart
+++ b/lib/src/manager/im_message_manager.dart
@@ -43,16 +43,15 @@ class MessageManager {
     String? userID,
     String? groupID,
     bool onlineUserOnly = false,
-  }) {
-    return _channel.invokeMethod(
-        'sendMessage',
-        _buildParam({
-          'message': message.toJson(),
-          'receiver': userID ?? '',
-          'groupID': groupID ?? '',
-          'onlineUserOnly': onlineUserOnly,
-        })) /*.then((value) => _toObj(value))*/;
-  }
+  }) =>
+      _channel.invokeMethod(
+          'sendMessage',
+          _buildParam({
+            'message': message.toJson(),
+            'receiver': userID ?? '',
+            'groupID': groupID ?? '',
+            'onlineUserOnly': onlineUserOnly,
+          })) /*.then((value) => _toObj(value))*/;
 
   /// Find all history message
   Future<List<Message>> getHistoryMessageList({
@@ -60,157 +59,139 @@ class MessageManager {
     String? groupID,
     Message? startMsg,
     int? count,
-  }) {
-    return _channel
-        .invokeMethod(
-            'getHistoryMessageList',
-            _buildParam({
-              'userID': userID ?? '',
-              'startMsg': startMsg?.toJson() /*?? {}*/,
-              'groupID': groupID ?? '',
-              'count': count ?? 10,
-            }))
-        .then((value) => _toList(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'getHistoryMessageList',
+              _buildParam({
+                'userID': userID ?? '',
+                'startMsg': startMsg?.toJson() /*?? {}*/,
+                'groupID': groupID ?? '',
+                'count': count ?? 10,
+              }))
+          .then((value) => _toList(value));
 
   /// Revoke the sent information
-  Future revokeMessage({required Message message}) {
-    return _channel.invokeMethod(
-        'revokeMessage', _buildParam(message.toJson()));
-  }
+  Future revokeMessage({required Message message}) =>
+      _channel.invokeMethod('revokeMessage', _buildParam(message.toJson()));
 
   /// Delete message
-  Future deleteMessageFromLocalStorage({required Message message}) {
-    return _channel.invokeMethod(
-        'deleteMessageFromLocalStorage', _buildParam(message.toJson()));
-  }
+  Future deleteMessageFromLocalStorage({required Message message}) =>
+      _channel.invokeMethod(
+          'deleteMessageFromLocalStorage', _buildParam(message.toJson()));
 
   ///
   @deprecated
-  Future deleteMessages({required List<Message> msgList}) {
-    return _channel.invokeMethod('deleteMessages',
-        _buildParam({"msgList": msgList.map((e) => e.toJson()).toList()}));
-  }
+  Future deleteMessages({required List<Message> msgList}) =>
+      _channel.invokeMethod('deleteMessages',
+          _buildParam({"msgList": msgList.map((e) => e.toJson()).toList()}));
 
   ///
   Future insertSingleMessageToLocalStorage({
     String? receiver,
     String? sender,
     Message? message,
-  }) {
-    return _channel.invokeMethod(
-        'insertSingleMessageToLocalStorage',
-        _buildParam({
-          "userID": receiver,
-          "message": message?.toJson(),
-          "sender": sender,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'insertSingleMessageToLocalStorage',
+          _buildParam({
+            "userID": receiver,
+            "message": message?.toJson(),
+            "sender": sender,
+          }));
 
   /// Query the message according to the message id
-  Future findMessages({required List<String> messageIDList}) {
-    return _channel.invokeMethod(
-        'findMessages',
-        _buildParam({
-          "messageIDList": messageIDList,
-        }));
-  }
+  Future findMessages({required List<String> messageIDList}) =>
+      _channel.invokeMethod(
+          'findMessages',
+          _buildParam({
+            "messageIDList": messageIDList,
+          }));
 
   /// Mark c2c message as read
   Future markC2CMessageAsRead({
     required String userID,
     required List<String> messageIDList,
-  }) {
-    return _channel.invokeMethod(
-        'markC2CMessageAsRead',
-        _buildParam({
-          "messageIDList": messageIDList,
-          "userID": userID,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'markC2CMessageAsRead',
+          _buildParam({
+            "messageIDList": messageIDList,
+            "userID": userID,
+          }));
 
   /// Typing
   Future typingStatusUpdate({
     required String userID,
     bool typing = false,
-  }) {
-    return _channel.invokeMethod(
-        'typingStatusUpdate',
-        _buildParam({
-          "typing": typing ? 'yes' : 'no',
-          "userID": userID,
-        }));
-  }
+  }) =>
+      _channel.invokeMethod(
+          'typingStatusUpdate',
+          _buildParam({
+            "typing": typing ? 'yes' : 'no',
+            "userID": userID,
+          }));
 
   /// Create text message
-  Future<Message> createTextMessage({required String text}) {
-    return _channel
-        .invokeMethod('createTextMessage', _buildParam({'text': text}))
-        .then((value) => _toObj(value));
-  }
+  Future<Message> createTextMessage({required String text}) => _channel
+      .invokeMethod('createTextMessage', _buildParam({'text': text}))
+      .then((value) => _toObj(value));
 
   /// Create @ message
   Future<Message> createTextAtMessage({
     required String text,
     required List<String> atUidList,
-  }) {
-    return _channel
-        .invokeMethod(
-          'createTextAtMessage',
-          _buildParam({
-            'text': text,
-            'atUserList': atUidList,
-          }),
-        )
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+            'createTextAtMessage',
+            _buildParam({
+              'text': text,
+              'atUserList': atUidList,
+            }),
+          )
+          .then((value) => _toObj(value));
 
   /// Create picture message
-  Future<Message> createImageMessage({required String imagePath}) {
-    return _channel
-        .invokeMethod(
-          'createImageMessage',
-          _buildParam({'imagePath': imagePath}),
-        )
-        .then((value) => _toObj(value));
-  }
+  Future<Message> createImageMessage({required String imagePath}) => _channel
+      .invokeMethod(
+        'createImageMessage',
+        _buildParam({'imagePath': imagePath}),
+      )
+      .then((value) => _toObj(value));
 
   /// Create picture message
-  Future<Message> createImageMessageFromFullPath({required String imagePath}) {
-    return _channel
-        .invokeMethod(
-          'createImageMessageFromFullPath',
-          _buildParam({'imagePath': imagePath}),
-        )
-        .then((value) => _toObj(value));
-  }
-
+  Future<Message> createImageMessageFromFullPath({required String imagePath}) =>
+      _channel
+          .invokeMethod(
+            'createImageMessageFromFullPath',
+            _buildParam({'imagePath': imagePath}),
+          )
+          .then((value) => _toObj(value));
 
   /// Create sound message
   Future<Message> createSoundMessage({
     required String soundPath,
     required int duration,
-  }) {
-    return _channel
-        .invokeMethod(
-          'createSoundMessage',
-          _buildParam({'soundPath': soundPath, "duration": duration}),
-        )
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+            'createSoundMessage',
+            _buildParam({'soundPath': soundPath, "duration": duration}),
+          )
+          .then((value) => _toObj(value));
 
   /// Create sound message
   Future<Message> createSoundMessageFromFullPath({
     required String soundPath,
     required int duration,
-  }) {
-    return _channel
-        .invokeMethod(
-          'createSoundMessageFromFullPath',
-          _buildParam({'soundPath': soundPath, "duration": duration}),
-        )
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+            'createSoundMessageFromFullPath',
+            _buildParam({'soundPath': soundPath, "duration": duration}),
+          )
+          .then((value) => _toObj(value));
 
   /// Create video message
   Future<Message> createVideoMessage({
@@ -218,18 +199,17 @@ class MessageManager {
     required String videoType,
     required int duration,
     required String snapshotPath,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createVideoMessage',
-            _buildParam({
-              'videoPath': videoPath,
-              'videoType': videoType,
-              'duration': duration,
-              'snapshotPath': snapshotPath,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createVideoMessage',
+              _buildParam({
+                'videoPath': videoPath,
+                'videoType': videoType,
+                'duration': duration,
+                'snapshotPath': snapshotPath,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create video message
   Future<Message> createVideoMessageFromFullPath({
@@ -237,18 +217,17 @@ class MessageManager {
     required String videoType,
     required int duration,
     required String snapshotPath,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createVideoMessageFromFullPath',
-            _buildParam({
-              'videoPath': videoPath,
-              'videoType': videoType,
-              'duration': duration,
-              'snapshotPath': snapshotPath,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createVideoMessageFromFullPath',
+              _buildParam({
+                'videoPath': videoPath,
+                'videoType': videoType,
+                'duration': duration,
+                'snapshotPath': snapshotPath,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create file message
   Future<Message> createFileMessage({
@@ -269,33 +248,31 @@ class MessageManager {
   Future<Message> createFileMessageFromFullPath({
     required String filePath,
     required String fileName,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createFileMessageFromFullPath',
-            _buildParam({
-              'filePath': filePath,
-              'fileName': fileName,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createFileMessageFromFullPath',
+              _buildParam({
+                'filePath': filePath,
+                'fileName': fileName,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create merger message
   Future<Message> createMergerMessage({
     required List<Message> messageList,
     required String title,
     required List<String> summaryList,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createMergerMessage',
-            _buildParam({
-              'messageList': messageList.map((e) => e.toJson()).toList(),
-              'title': title,
-              'summaryList': summaryList,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createMergerMessage',
+              _buildParam({
+                'messageList': messageList.map((e) => e.toJson()).toList(),
+                'title': title,
+                'summaryList': summaryList,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create forward message
   Future<Message> createForwardMessage({required Message message}) {
@@ -313,79 +290,71 @@ class MessageManager {
     required double latitude,
     required double longitude,
     required String description,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createLocationMessage',
-            _buildParam({
-              'latitude': latitude,
-              'longitude': longitude,
-              'description': description,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createLocationMessage',
+              _buildParam({
+                'latitude': latitude,
+                'longitude': longitude,
+                'description': description,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create custom message
   Future<Message> createCustomMessage({
     required String data,
     required String extension,
     required String description,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createCustomMessage',
-            _buildParam({
-              'data': data,
-              'extension': extension,
-              'description': description,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createCustomMessage',
+              _buildParam({
+                'data': data,
+                'extension': extension,
+                'description': description,
+              }))
+          .then((value) => _toObj(value));
 
   /// Create quote message
   Future<Message> createQuoteMessage({
     required String text,
     required Message quoteMsg,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createQuoteMessage',
-            _buildParam({
-              'quoteText': text,
-              'quoteMessage': quoteMsg.toJson(),
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createQuoteMessage',
+              _buildParam({
+                'quoteText': text,
+                'quoteMessage': quoteMsg.toJson(),
+              }))
+          .then((value) => _toObj(value));
 
   /// Create card message
   Future<Message> createCardMessage({
     required Map<String, dynamic> data,
-  }) {
-    return _channel
-        .invokeMethod(
-            'createCardMessage',
-            _buildParam({
-              'cardMessage': data,
-            }))
-        .then((value) => _toObj(value));
-  }
+  }) =>
+      _channel
+          .invokeMethod(
+              'createCardMessage',
+              _buildParam({
+                'cardMessage': data,
+              }))
+          .then((value) => _toObj(value));
 
   ///
-  Future<dynamic> clearC2CHistoryMessage({required String uid}) {
-    return _channel.invokeMethod(
-        'clearC2CHistoryMessage', _buildParam({"userID": uid}));
-  }
+  Future<dynamic> clearC2CHistoryMessage({required String uid}) => _channel
+      .invokeMethod('clearC2CHistoryMessage', _buildParam({"userID": uid}));
 
   ///
-  Future<dynamic> clearGroupHistoryMessage({required String gid}) {
-    return _channel.invokeMethod(
-        'clearGroupHistoryMessage', _buildParam({"groupID": gid}));
-  }
+  Future<dynamic> clearGroupHistoryMessage({required String gid}) => _channel
+      .invokeMethod('clearGroupHistoryMessage', _buildParam({"groupID": gid}));
 
   ///
-  void forceSyncMsg() {
-    _channel.invokeMethod('forceSyncMsg', _buildParam({}));
-  }
+  // void forceSyncMsg() {
+  //   _channel.invokeMethod('forceSyncMsg', _buildParam({}));
+  // }
 
   static Map _buildParam(Map param) {
     param["ManagerName"] = "messageManager";
@@ -397,9 +366,7 @@ class MessageManager {
 
   static Message _toObj(String value) => Message.fromJson(_formatJson(value));
 
-  static dynamic _formatJson(value) {
-    return jsonDecode(_printValue(value));
-  }
+  static dynamic _formatJson(value) => jsonDecode(_printValue(value));
 
   static String _printValue(value) {
     return value;
diff --git a/lib/src/models/conversation_info.dart b/lib/src/models/conversation_info.dart
index a443130..0a08373 100644
--- a/lib/src/models/conversation_info.dart
+++ b/lib/src/models/conversation_info.dart
@@ -87,4 +87,14 @@ class ConversationInfo {
   bool get isGroupChat => conversationType == ConversationType.group_chat;
 
   bool get isTop => isPinned == 1;
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is ConversationInfo &&
+          runtimeType == other.runtimeType &&
+          conversationID == other.conversationID;
+
+  @override
+  int get hashCode => conversationID.hashCode;
 }
diff --git a/lib/src/models/message.dart b/lib/src/models/message.dart
index 0328aad..4001e2a 100644
--- a/lib/src/models/message.dart
+++ b/lib/src/models/message.dart
@@ -153,17 +153,14 @@ class Message {
   }
 
   @override
-  bool operator ==(Object other) {
-    if (other is Message) {
-      return other._id == _id;
-    }
-    return false;
-  }
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is Message &&
+          runtimeType == other.runtimeType &&
+          clientMsgID == other.clientMsgID;
 
   @override
-  int get hashCode => super.hashCode;
-
-  String? get _id => clientMsgID;
+  int get hashCode => clientMsgID.hashCode;
 }
 
 class PictureElem {
diff --git a/pubspec.yaml b/pubspec.yaml
index 4281b65..5971f57 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_openim_sdk
 description: An instant messaging plug-in that supports Android and IOS. And the server is also all open source.
-version: 1.0.7
+version: 1.0.8
 homepage: https://www.rentsoft.cn
 repository: https://github.com/OpenIMSDK/Open-IM-SDK-Flutter