diff --git a/server/imserver/chatmgr.cc b/server/imserver/chatmgr.cc
index 7b405bd..c230593 100644
--- a/server/imserver/chatmgr.cc
+++ b/server/imserver/chatmgr.cc
@@ -31,7 +31,7 @@ void ChatMgr::FillSMUpdateChatRedPointNotify(Player* hum, cs::SMUpdateChatRedPoi
     }
     ChatedUserRec* chated_user = GetChatedUser(hum->AccountId());
     if (chated_user && chated_user->has_unread_msg) {
-        msg.add_has_unread_msg_channels(kCCFriend);
+        msg.add_has_unread_msg_channels(kCCPrivate);
     }
 }
 
@@ -117,7 +117,9 @@ void ChatMgr::SyncWorldChatMsg(Player* hum)
                 hum->world_channel_last_id = chat_msg->msg_uuid();
             }
         }
-        hum->SendMsg(notifymsg);
+        if (!notifymsg.msg_list().size() > 0) {
+            hum->SendMsg(notifymsg);
+        }
     } else {
         hum->MarkNewMsg();
     }
@@ -137,7 +139,15 @@ void ChatMgr::SyncGuildChatMsg(Player* hum)
     auto itr = guild_msgrec_.find(hum->GuildId());
     if (itr != guild_msgrec_.end()) {
         if (hum->chat_channel == kCCGuild) {
-            if (itr->second.curr_id > hum->guild_channel_last_id) {
+            cs::SMChatMsgNotify notifymsg;
+            for (cs::MFChatMsg* chat_msg : world_msgrec_.msg_list) {
+                if (chat_msg->msg_uuid() > hum->guild_channel_last_id) {
+                    *notifymsg.add_msg_list() = *chat_msg;
+                    hum->guild_channel_last_id = chat_msg->msg_uuid();
+                }
+            }
+            if (!notifymsg.msg_list().size() > 0) {
+                hum->SendMsg(notifymsg);
             }
         } else {
             hum->MarkNewMsg();
diff --git a/server/imserver/constant.h b/server/imserver/constant.h
index 45b74e5..db79099 100644
--- a/server/imserver/constant.h
+++ b/server/imserver/constant.h
@@ -78,7 +78,7 @@ enum GuildMemberUpdateReason
 enum ChatChannel_e
 {
     kCCWorld = 1,
-    kCCFriend = 2,
+    kCCPrivate = 2,
     kCCGuild = 3
 };
 
diff --git a/server/imserver/player.cc b/server/imserver/player.cc
index 1fa4c69..40e3b24 100644
--- a/server/imserver/player.cc
+++ b/server/imserver/player.cc
@@ -570,7 +570,7 @@ void Player::_CMSendChatMsg(f8::MsgHdr& hdr, const cs::CMSendChatMsg& msg)
     case kCCWorld:
         ChatMgr::Instance()->ProcWorldChat(this, msg);
         break;
-    case kCCFriend:
+    case kCCPrivate:
         ChatMgr::Instance()->ProcPrivateChat(this, msg);
         break;
     case kCCGuild:
@@ -595,7 +595,7 @@ void Player::_CMReadMsgAndOpenChatNotify(f8::MsgHdr& hdr, const cs::CMReadMsgAnd
 {
     if (IsValidChatChannel(msg.curr_channel())) {
         chat_channel = msg.curr_channel();
-        if (chat_channel == kCCFriend) {
+        if (chat_channel == kCCPrivate) {
             SyncPrivateChatRedPoint();
         }