diff --git a/server/robotserver/player.cc b/server/robotserver/player.cc
index 203eb7ba..3ea568ec 100644
--- a/server/robotserver/player.cc
+++ b/server/robotserver/player.cc
@@ -10,6 +10,8 @@
 
 #include "player.h"
 
+#include "cs_proto.pb.h"
+
 void Player::Update()
 {
 
@@ -57,18 +59,30 @@ void Player::CoLogin(f8::Coroutine* co)
         {
 
         };
-    web_socket_->Open();
 
     {
+        web_socket_->Open();
         while (!net_connected_) {
             co->CoYield();
         }
+        f8::UdpLog::Instance()->Info
+            ("WebSocketClient on_connect ok", {});
+    }
+    {
+        cs::CMJoin msg;
+        SendMsg(msg);
     }
-
-    f8::UdpLog::Instance()->Info
-        ("WebSocketClient on_connect ok", {});
 }
 
-void Player::CoGame(f8::Coroutine* co)
+void Player::InternalSendMsg(int msgid, ::google::protobuf::Message& msg)
 {
+    int packlen = msg.ByteSize();
+
+    char* buff = (char*)malloc(sizeof(f8::PackHead) + packlen);
+    f8::PackHead* head = (f8::PackHead*)buff;
+    head->packlen = packlen;
+    head->msgid = msgid;
+    head->magic_code = f8::MAGIC_CODE;
+    msg.SerializeToArray(buff + sizeof(f8::PackHead), packlen);
+    web_socket_->SendBuff(buff, sizeof(f8::PackHead) + packlen);
 }
diff --git a/server/robotserver/player.h b/server/robotserver/player.h
index 168893f5..c739c16e 100644
--- a/server/robotserver/player.h
+++ b/server/robotserver/player.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <f8/protoutils.h>
+
 namespace a8
 {
     class WebSocketClient;
@@ -28,8 +30,10 @@ public:
               const std::string& session_id,
               std::shared_ptr<a8::WebSocketClient> socket);
     template <typename T>
-    void SendNotifyMsg(T& msg)
+    void SendMsg(T& msg)
     {
+        static int msgid = f8::Net_GetMessageId(msg);
+        InternalSendMsg(msgid, msg);
     }
     int GetSocketId() { return socket_id_; }
     bool NetConnected() { return net_connected_; }
@@ -38,7 +42,7 @@ public:
 
 private:
     void CoLogin(f8::Coroutine* co);
-    void CoGame(f8::Coroutine* co);
+    void InternalSendMsg(int msgid, ::google::protobuf::Message& msg);
 
 private:
     int socket_id_ = 0;