diff --git a/android/src/main/java/com/jiguang/jmessageflutter/JmessageFlutterPlugin.java b/android/src/main/java/com/jiguang/jmessageflutter/JmessageFlutterPlugin.java
index a25335c..baed9ad 100644
--- a/android/src/main/java/com/jiguang/jmessageflutter/JmessageFlutterPlugin.java
+++ b/android/src/main/java/com/jiguang/jmessageflutter/JmessageFlutterPlugin.java
@@ -216,6 +216,8 @@ public void onMethodCall(MethodCall call, Result result) {
       addGroupMembers(call, result);
     } else if (call.method.equals("removeGroupMembers")) {
       removeGroupMembers(call, result);
+    } else if (call.method.equals("getMessageHaveReadStatus")) {
+      getMessageHaveReadStatus(call, result);
     } else if (call.method.equals("exitGroup")) {
       exitGroup(call, result);
     } else if (call.method.equals("getGroupMembers")) {
@@ -351,7 +353,7 @@ private void setDebugMode(MethodCall call, Result result) {
       return;
     }
   }
-  
+
   private void userRegister(MethodCall call, final Result result) {
     HashMap<String, Object> map = call.arguments();
     String username, password;
@@ -1717,12 +1719,14 @@ public void gotResult(int status, String desc, List<Long> list) {
 
   }
 
-  private void updateGroupInfo(MethodCall call, final Result result) {
+  private void updateGroupInfo(final MethodCall call, final Result result) {
     HashMap<String, Object> map = call.arguments();
     long groupId;
+    final String name;
     try {
       JSONObject params = new JSONObject(map);
       groupId = Long.parseLong(params.getString("id"));
+      name = params.getString("newName");
     } catch (JSONException e) {
       e.printStackTrace();
       handleResult(ERR_CODE_PARAMETER, ERR_MSG_PARAMETER, result);
@@ -1733,7 +1737,18 @@ private void updateGroupInfo(MethodCall call, final Result result) {
       @Override
       public void gotResult(int status, String desc, GroupInfo groupInfo) {
         if (status == 0) {
-          handleResult(toJson(groupInfo), status, desc, result);
+          groupInfo.updateName(name, new BasicCallback(){
+
+            @Override
+            public void gotResult(int i, String s) {
+              if (i == 0) {
+                handleResult(new HashMap(), i, s, result);
+              }else{
+                handleResult(i, s, result);
+              }
+            }
+          });
+
 
         } else {
           handleResult(status, desc, result);
diff --git a/lib/jmessage_flutter.dart b/lib/jmessage_flutter.dart
index 8a5f56f..98b99c3 100644
--- a/lib/jmessage_flutter.dart
+++ b/lib/jmessage_flutter.dart
@@ -53,7 +53,7 @@ typedef JMReceiveChatRoomMessageListener = void Function(List<dynamic> messageLi
 typedef JMReceiveApplyJoinGroupApprovalListener = void Function(JMReceiveApplyJoinGroupApprovalEvent event);
 typedef JMReceiveGroupAdminRejectListener = void Function(JMReceiveGroupAdminRejectEvent event);
 typedef JMReceiveGroupAdminApprovalListener = void Function(JMReceiveGroupAdminApprovalEvent event);
-typedef JMMessageReceiptStatusChangeListener = void Function(JMConversationInfo conversation, List<String>serverMessageIdList);
+typedef JMMessageReceiptStatusChangeListener = void Function(JMConversationInfo conversation, List serverMessageIdList);
 
 class JMEventHandlers {
 
@@ -815,6 +815,28 @@ class JmessageFlutter {
     
     return JMNormalMessage.generateMessageFromJson(msgMap);
   }
+  /**
+    * 设置消息已读
+    *
+    * @param target    聊天对象， JMSingle | JMGroup
+    * @param messageId 本地数据库中的消息id，非 serverMessageId
+    *
+    * */
+  Future<dynamic> setHaveRead({
+    @required dynamic type, /// (JMSingle | JMGroup | JMChatRoom)
+    @required String messageId,
+  }) async {
+    Map param = type.toJson();
+
+    param..addAll({
+        'messageId': messageId,
+      });
+
+    Map msgMap = await _channel.invokeMethod('setHaveRead',
+      param..removeWhere((key,value) => value == null));
+
+    return JMNormalMessage.generateMessageFromJson(msgMap);
+  }
 
   /**
    * 删除本地单条消息
@@ -1507,8 +1529,8 @@ class JmessageFlutter {
     
     await _channel.invokeMethod('processApplyJoinGroup',{
       'events': events,
-      'isAgree': isAgree == 0 ? false : true,
-      'isRespondInviter': isRespondInviter == 0 ? false : true,
+      'isAgree': isAgree,
+      'isRespondInviter': isRespondInviter,
       'reason': reason
     }..removeWhere((key, value) => value == null));
     
@@ -2507,6 +2529,17 @@ class JMConversationInfo {
     return msg;
   }
 
+  Future<JMFileMessage> setHaveRead({
+    @required dynamic type, /// (JMSingle | JMGroup | JMChatRoom)
+    @required String messageId,
+  }) async {
+    JMFileMessage msg = await JmessageFlutter().setHaveRead(
+      type: target.targetType,
+      messageId: messageId
+    );
+    return msg;
+  }
+
   // getHistoryMessages
   Future<List> getHistoryMessages({
     @required int from,