diff --git a/server/imserver/MSConn.cc b/server/imserver/MSConn.cc
index 7f060df..cd324c0 100644
--- a/server/imserver/MSConn.cc
+++ b/server/imserver/MSConn.cc
@@ -169,7 +169,7 @@ void MSConn::CheckAlive()
             Open();
         } else {
             ss::SS_Ping msg;
-            SendMsg(0, msg);
+            SendMsg(msg);
         }
     }
 }
diff --git a/server/imserver/MSConn.h b/server/imserver/MSConn.h
index dfcecb0..1b31914 100644
--- a/server/imserver/MSConn.h
+++ b/server/imserver/MSConn.h
@@ -4,7 +4,6 @@
 
 namespace a8
 {
-    class TcpClient;
     class AsyncTcpClient;
 }
 
@@ -26,7 +25,7 @@ class MSConn
     bool Connected();
 
     template <typename T>
-    void SendMsg(int socket_handle, T& msg)
+    void SendMsg(T& msg)
     {
         static int msgid = f8::Net_GetMessageId(msg);
         f8::Net_SendMsg(tcp_client_, 0, msgid, msg);
diff --git a/server/imserver/MSConnMgr.h b/server/imserver/MSConnMgr.h
index 368feee..c95ac78 100644
--- a/server/imserver/MSConnMgr.h
+++ b/server/imserver/MSConnMgr.h
@@ -1,6 +1,7 @@
 #pragma once
 
-class MSConn;
+#include "MSConn.h"
+
 class MSConnMgr : public a8::Singleton<MSConnMgr>
 {
  private:
@@ -12,8 +13,20 @@ class MSConnMgr : public a8::Singleton<MSConnMgr>
     void Init();
     void UnInit();
 
+    template <typename T>
+    void SendMsg(T& msg, long long hash_code)
+    {
+        int instance_id = (hash_code % id_hash_.size()) + 1;
+        MSConn* conn = GetConnById(instance_id);
+        if (!conn) {
+            abort();
+        }
+        conn->SendMsg(msg);
+    }
+
+private:
     MSConn* GetConnById(int instance_id);
 
- private:
+private:
     std::map<int, MSConn*> id_hash_;
 };
diff --git a/server/imserver/app.cc b/server/imserver/app.cc
index da19e78..f3bc75b 100644
--- a/server/imserver/app.cc
+++ b/server/imserver/app.cc
@@ -21,6 +21,7 @@
 #include "ss_msgid.pb.h"
 #include "ss_proto.pb.h"
 #include "playermgr.h"
+#include "groupmgr.h"
 #include "dbengine.h"
 
 #include "MSConnMgr.h"
@@ -128,6 +129,7 @@ bool App::Init(int argc, char* argv[])
     WSListener::Instance()->Init();
     IMListener::Instance()->Init();
     PlayerMgr::Instance()->Init();
+    GroupMgr::Instance()->Init();
     DBEngine::Instance()->Init();
 
     a8::UdpLog::Instance()->Info("friend_imserver starting instance_id:%d pid:%d ",
@@ -176,6 +178,7 @@ void App::UnInit()
 {
     a8::XPrintf("friend_imserver terminating instance_id:%d pid:%d\n", {instance_id, getpid()});
     DBEngine::Instance()->UnInit();
+    GroupMgr::Instance()->UnInit();
     PlayerMgr::Instance()->UnInit();
     IMListener::Instance()->UnInit();
     WSListener::Instance()->UnInit();
@@ -472,6 +475,9 @@ void App::ProcessMSConnMsg(f8::MsgHdr& hdr)
         case HID_PlayerMgr:
             ProcessNetMsg(handler, PlayerMgr::Instance(), hdr);
             break;
+        case HID_GroupMgr:
+            ProcessNetMsg(handler, GroupMgr::Instance(), hdr);
+            break;
         default:
             {
             }
@@ -646,3 +652,8 @@ void App::FreeIMMsgQueue()
     }
     im_msg_mutex_->unlock();
 }
+
+long long App::NewUUID()
+{
+    return uuid.Generate();
+}
diff --git a/server/imserver/app.h b/server/imserver/app.h
index 131bedd..6e77e23 100644
--- a/server/imserver/app.h
+++ b/server/imserver/app.h
@@ -32,6 +32,7 @@ class App : public a8::Singleton<App>
     void DelContext(long long context_id);
     a8::XParams* GetContext(long long context_id);
     bool HasFlag(int flag);
+    long long NewUUID();
 
 private:
     void QuickExecute();
diff --git a/server/imserver/groupmgr.cc b/server/imserver/groupmgr.cc
index 717743f..63a6b57 100644
--- a/server/imserver/groupmgr.cc
+++ b/server/imserver/groupmgr.cc
@@ -1,6 +1,9 @@
 #include "precompile.h"
 
 #include "groupmgr.h"
+#include "cs_msgid.pb.h"
+#include "cs_proto.pb.h"
+#include "ss_proto.pb.h"
 
 void GroupMgr::Init()
 {
@@ -11,3 +14,96 @@ void GroupMgr::UnInit()
 {
 
 }
+
+void GroupMgr::_SS_MS_ForwardGroupMsg(f8::MsgHdr& hdr, const ss::SS_MS_ForwardGroupMsg& msg)
+{
+    switch (hdr.msgid) {
+    case cs::CMMessageId_e::_CMGroupCreate:
+        {
+            cs::CMGroupCreate cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupCreate(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupJoin:
+        {
+            cs::CMGroupJoin cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupJoin(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupAgree:
+        {
+            cs::CMGroupAgree cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupAgree(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupKick:
+        {
+            cs::CMGroupKick cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupKick(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupQuit:
+        {
+            cs::CMGroupQuit cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupQuit(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupDismiss:
+        {
+            cs::CMGroupDismiss cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupDismiss(msg.context(), cmmsg);
+        }
+        break;
+    case cs::CMMessageId_e::_CMGroupRename:
+        {
+            cs::CMGroupRename cmmsg;
+            cmmsg.ParseFromArray(msg.payload().data(), msg.payload().size());
+            _CMGroupRename(msg.context(), cmmsg);
+        }
+        break;
+    default:
+        {
+            break;
+        }
+    }
+}
+
+void GroupMgr::_CMGroupCreate(const ss::MFIMMsgConext& context, const cs::CMGroupCreate& msg)
+{
+}
+
+void GroupMgr::_CMGroupJoin(const ss::MFIMMsgConext& context, const cs::CMGroupJoin& msg)
+{
+
+}
+
+void GroupMgr::_CMGroupAgree(const ss::MFIMMsgConext& context, const cs::CMGroupAgree& msg)
+{
+
+}
+
+void GroupMgr::_CMGroupKick(const ss::MFIMMsgConext& context, const cs::CMGroupKick& msg)
+{
+
+}
+
+void GroupMgr::_CMGroupQuit(const ss::MFIMMsgConext& context, const cs::CMGroupQuit& msg)
+{
+
+}
+
+void GroupMgr::_CMGroupDismiss(const ss::MFIMMsgConext& context, const cs::CMGroupDismiss& msg)
+{
+
+}
+
+void GroupMgr::_CMGroupRename(const ss::MFIMMsgConext& context, const cs::CMGroupRename& msg)
+{
+
+}
diff --git a/server/imserver/groupmgr.h b/server/imserver/groupmgr.h
index 6417300..5a29f3a 100644
--- a/server/imserver/groupmgr.h
+++ b/server/imserver/groupmgr.h
@@ -2,10 +2,19 @@
 
 namespace cs
 {
+    class CMGroupCreate;
+    class CMGroupJoin;
+    class CMGroupAgree;
+    class CMGroupKick;
+    class CMGroupQuit;
+    class CMGroupDismiss;
+    class CMGroupRename;
 }
 
 namespace ss
 {
+    class MFIMMsgConext;
+    class SS_MS_ForwardGroupMsg;
 }
 
 class Group;
@@ -22,7 +31,16 @@ class GroupMgr : public a8::Singleton<GroupMgr>
     void Init();
     void UnInit();
 
+    void _SS_MS_ForwardGroupMsg(f8::MsgHdr& hdr, const ss::SS_MS_ForwardGroupMsg& msg);
+
  private:
+    void _CMGroupCreate(const ss::MFIMMsgConext& context, const cs::CMGroupCreate& msg);
+    void _CMGroupJoin(const ss::MFIMMsgConext& context, const cs::CMGroupJoin& msg);
+    void _CMGroupAgree(const ss::MFIMMsgConext& context, const cs::CMGroupAgree& msg);
+    void _CMGroupKick(const ss::MFIMMsgConext& context, const cs::CMGroupKick& msg);
+    void _CMGroupQuit(const ss::MFIMMsgConext& context, const cs::CMGroupQuit& msg);
+    void _CMGroupDismiss(const ss::MFIMMsgConext& context, const cs::CMGroupDismiss& msg);
+    void _CMGroupRename(const ss::MFIMMsgConext& context, const cs::CMGroupRename& msg);
 
  private:
     std::map<long long, Group*> id_hash_;
diff --git a/server/imserver/handlermgr.cc b/server/imserver/handlermgr.cc
index e47b173..6febd18 100644
--- a/server/imserver/handlermgr.cc
+++ b/server/imserver/handlermgr.cc
@@ -9,6 +9,7 @@
 #include "app.h"
 #include "player.h"
 #include "playermgr.h"
+#include "groupmgr.h"
 
 #include "ss_proto.pb.h"
 #include "cs_proto.pb.h"
@@ -36,6 +37,7 @@ void HandlerMgr::RegisterNetMsgHandlers()
     RegisterNetMsgHandler(&immsghandler, &IMListener::_SS_Ping);
 
     RegisterNetMsgHandler(&mscmsghandler, &PlayerMgr::_SS_MS_PushUserList);
+    RegisterNetMsgHandler(&mscmsghandler, &GroupMgr::_SS_MS_ForwardGroupMsg);
 
     RegisterNetMsgHandler(&imcmsghandler, &PlayerMgr::_SS_IM_SendChatMsg);
 
diff --git a/server/imserver/player.cc b/server/imserver/player.cc
index a9f87da..7e35b90 100644
--- a/server/imserver/player.cc
+++ b/server/imserver/player.cc
@@ -5,6 +5,8 @@
 #include "player.h"
 #include "playermgr.h"
 #include "dbengine.h"
+#include "app.h"
+#include "MSConnMgr.h"
 
 void Player::Init()
 {
@@ -56,37 +58,86 @@ void Player::_CMFriendDelete(f8::MsgHdr& hdr, const cs::CMFriendDelete& msg)
 
 void Player::_CMGroupCreate(f8::MsgHdr& hdr, const cs::CMGroupCreate& msg)
 {
-
+    if (group_id != 0) {
+        cs::SMGroupCreate respmsg;
+        respmsg.set_error_code(1);
+        respmsg.set_error_msg("你已经有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, App::Instance()->NewUUID());
 }
 
 void Player::_CMGroupJoin(f8::MsgHdr& hdr, const cs::CMGroupJoin& msg)
 {
-
+    if (group_id != 0) {
+        cs::SMGroupJoin respmsg;
+        respmsg.set_error_code(1);
+        respmsg.set_error_msg("你已经有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::_CMGroupAgree(f8::MsgHdr& hdr, const cs::CMGroupAgree& msg)
 {
-
+    if (group_id == 0) {
+        cs::SMGroupAgree respmsg;
+        respmsg.set_error_code(2);
+        respmsg.set_error_msg("你还没有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::_CMGroupKick(f8::MsgHdr& hdr, const cs::CMGroupKick& msg)
 {
-
+    if (group_id == 0) {
+        cs::SMGroupKick respmsg;
+        respmsg.set_error_code(2);
+        respmsg.set_error_msg("你还没有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::_CMGroupQuit(f8::MsgHdr& hdr, const cs::CMGroupQuit& msg)
 {
-
+    if (group_id == 0) {
+        cs::SMGroupQuit respmsg;
+        respmsg.set_error_code(2);
+        respmsg.set_error_msg("你还没有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::_CMGroupDismiss(f8::MsgHdr& hdr, const cs::CMGroupDismiss& msg)
 {
-
+    if (group_id == 0) {
+        cs::SMGroupQuit respmsg;
+        respmsg.set_error_code(2);
+        respmsg.set_error_msg("你还没有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::_CMGroupRename(f8::MsgHdr& hdr, const cs::CMGroupRename& msg)
 {
-
+    if (group_id == 0) {
+        cs::SMGroupRename respmsg;
+        respmsg.set_error_code(2);
+        respmsg.set_error_msg("你还没有群");
+        SendMsg(respmsg);
+        return;
+    }
+    ForwardMsgToMasterServer(hdr, group_id);
 }
 
 void Player::ReLogin(f8::MsgHdr& hdr, const cs::CMLogin& msg)
@@ -127,3 +178,28 @@ void Player::FillFriendList(::google::protobuf::RepeatedPtrField< ::cs::MFUserIn
         p->set_online(pair.second.online);
     }
 }
+
+void Player::FillIMMsgConext(f8::MsgHdr& hdr, ss::MFIMMsgConext* conext)
+{
+    conext->set_socket_handle(hdr.socket_handle);
+    conext->set_account_id(account_id);
+    conext->set_nickname(nickname);
+    conext->set_avatar_url(avatar_url);
+    conext->set_sex(sex);
+    #if 1
+    conext->set_online(true);
+    #else
+    conext->set_online(online);
+    #endif
+    conext->set_msgid(hdr.msgid);
+}
+
+void Player::ForwardMsgToMasterServer(f8::MsgHdr& hdr, long long hash_code)
+{
+    ss::SS_IM_ForwardMsg msg;
+    FillIMMsgConext(hdr, msg.mutable_context());
+    if (hdr.buflen > 0) {
+        msg.mutable_payload()->assign(hdr.buf, hdr.buflen);
+    }
+    MSConnMgr::Instance()->SendMsg(msg, hash_code);
+}
diff --git a/server/imserver/player.h b/server/imserver/player.h
index 7b90e44..2f6cdc2 100644
--- a/server/imserver/player.h
+++ b/server/imserver/player.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include "cs_proto.pb.h"
+#include "ss_proto.pb.h"
 #include "WSListener.h"
 
 class Player
@@ -53,6 +54,8 @@ class Player
 private:
     void AsyncGetFriendList();
     void FillFriendList(::google::protobuf::RepeatedPtrField< ::cs::MFUserInfo >* friend_list);
+    void FillIMMsgConext(f8::MsgHdr& hdr, ss::MFIMMsgConext* conext);
+    void ForwardMsgToMasterServer(f8::MsgHdr& hdr, long long hash_code);
 
 private:
     std::map<std::string, Friend> friend_hash_;
diff --git a/server/tools/protobuild/cs_proto.proto b/server/tools/protobuild/cs_proto.proto
index 6e0b5d4..061abd0 100644
--- a/server/tools/protobuild/cs_proto.proto
+++ b/server/tools/protobuild/cs_proto.proto
@@ -92,6 +92,7 @@ message SMFriendDelete
 
 message CMGroupCreate
 {
+    optional string group_name = 1;
 }
 message SMGroupCreate
 {
@@ -101,6 +102,7 @@ message SMGroupCreate
 
 message CMGroupJoin
 {
+    optional int64 group_id = 1;
 }
 message SMGroupJoin
 {
@@ -146,6 +148,7 @@ message SMGroupDismiss
 
 message CMGroupRename
 {
+    optional string new_group_name = 1;
 }
 message SMGroupRename
 {
diff --git a/server/tools/protobuild/ss_proto.proto b/server/tools/protobuild/ss_proto.proto
index 1081cf4..fa347f0 100755
--- a/server/tools/protobuild/ss_proto.proto
+++ b/server/tools/protobuild/ss_proto.proto
@@ -1,5 +1,16 @@
 package ss;
 
+message MFIMMsgConext
+{
+    optional int32 socket_handle = 1;
+    optional string account_id = 2;
+    optional string nickname = 3;
+    optional string avatar_url = 4;
+    optional int32 sex = 5;
+    optional int32 online = 6;
+    optional int32 msgid = 7;
+}
+
 message SS_WSP_SocketDisconnect
 {
 }
@@ -58,6 +69,18 @@ message SS_ForceCloseSocket
 {
 }
 
+message SS_IM_ForwardMsg
+{
+    optional MFIMMsgConext context = 1;
+    optional bytes payload = 2;
+}
+
+message SS_MS_ForwardGroupMsg
+{
+    optional MFIMMsgConext context = 1;
+    optional bytes payload = 2;
+}
+
 message SS_IM_UserOnline
 {
     optional string account_id = 1;
@@ -80,4 +103,4 @@ message SS_MS_PushUserList
 message SS_IM_SendChatMsg
 {
 
-}
\ No newline at end of file
+}