diff --git a/lib/src/manager/im_friendship_manager.dart b/lib/src/manager/im_friendship_manager.dart
index ccc8280..b87e0df 100644
--- a/lib/src/manager/im_friendship_manager.dart
+++ b/lib/src/manager/im_friendship_manager.dart
@@ -63,13 +63,13 @@ class FriendshipManager {
       .then((value) => Utils.toList(value, (v) => FriendApplicationInfo.fromJson(v)));
 
   /// Get Friend List, including friends who have been put into the blacklist
-  Future<List<FriendInfo>> getFriendList({String? operationID}) => _channel
+  Future<List<FullUserInfo>> getFriendList({String? operationID}) => _channel
       .invokeMethod(
           'getFriendList',
           _buildParam({
             "operationID": Utils.checkOperationID(operationID),
           }))
-      .then((value) => Utils.toList(value, (v) => FriendInfo.fromJson(v)));
+      .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
diff --git a/lib/src/manager/im_group_manager.dart b/lib/src/manager/im_group_manager.dart
index fdce3b0..84a873c 100644
--- a/lib/src/manager/im_group_manager.dart
+++ b/lib/src/manager/im_group_manager.dart
@@ -566,8 +566,6 @@ class GroupManager {
 
   /// Modify the GroupMemberInfo ex field
   Future<dynamic> setGroupMemberInfo({
-    required String groupID,
-    required String userID,
     required GroupMembersInfo groupMembersInfo,
     String? operationID,
   }) =>
diff --git a/lib/src/manager/im_user_manager.dart b/lib/src/manager/im_user_manager.dart
index cb2f9da..66dbe3e 100644
--- a/lib/src/manager/im_user_manager.dart
+++ b/lib/src/manager/im_user_manager.dart
@@ -15,7 +15,7 @@ class UserManager {
 
   /// Get user information
   /// [userIDList] List of user IDs
-  Future<List<UserInfo>> getUsersInfo({
+  Future<List<FullUserInfo>> getUsersInfo({
     required List<String> userIDList,
     String? operationID,
   }) =>
@@ -26,7 +26,7 @@ class UserManager {
                 'userIDList': userIDList,
                 'operationID': Utils.checkOperationID(operationID),
               }))
-          .then((value) => Utils.toList(value, (v) => UserInfo.fromJson(v)));
+          .then((value) => Utils.toList(value, (v) => FullUserInfo.fromJson(v)));
 
   /// Get information of the currently logged-in user
   Future<UserInfo> getSelfUserInfo({
@@ -115,7 +115,7 @@ class UserManager {
         .then((value) => Utils.toList(value, (map) => UserStatusInfo.fromJson(map)));
   }
 
-  Future<List<UserInfo>> getUsersInfoWithCache(
+  Future<List<FullUserInfo>> getUsersInfoWithCache(
     List<String> userIDs, {
     String? groupID,
     String? operationID,
@@ -128,7 +128,7 @@ class UserManager {
               'groupID': groupID,
               'operationID': Utils.checkOperationID(operationID),
             }))
-        .then((value) => Utils.toList(value, (map) => UserInfo.fromJson(map)));
+        .then((value) => Utils.toList(value, (map) => FullUserInfo.fromJson(map)));
   }
 
   static Map _buildParam(Map param) {
diff --git a/lib/src/models/user_info.dart b/lib/src/models/user_info.dart
index 6caa115..428ed60 100644
--- a/lib/src/models/user_info.dart
+++ b/lib/src/models/user_info.dart
@@ -98,6 +98,22 @@ class FullUserInfo {
 
     return data;
   }
+
+  String get userID {
+    return publicInfo?.userID ?? friendInfo?.userID ?? blackInfo?.userID ?? '';
+  }
+
+  String get nickname {
+    return publicInfo?.nickname ?? friendInfo?.nickname ?? blackInfo?.nickname ?? '';
+  }
+
+  String get faceURL {
+    return publicInfo?.faceURL ?? friendInfo?.faceURL ?? blackInfo?.faceURL ?? '';
+  }
+
+  String get showName {
+    return friendInfo?.nickname ?? nickname;
+  }
 }
 
 class PublicUserInfo {