diff --git a/f8/protoutils.cc b/f8/protoutils.cc
index 125b496..ad1b3b4 100644
--- a/f8/protoutils.cc
+++ b/f8/protoutils.cc
@@ -5,7 +5,6 @@
 #include "f8/protoutils.h"
 
 #include <a8/tcpclient.h>
-#include <a8/asynctcpclient.h>
 #include <a8/tcplistener.h>
 
 #include <google/protobuf/message.h>
@@ -127,25 +126,6 @@ namespace f8
         return sizeof(f8::PackHeadOld) + packlen;
     }
 
-    int Net_SendMsg(a8::AsyncTcpClient* tcp_client, unsigned seqid, unsigned short msgid,
-                    const ::google::protobuf::Message& msg)
-    {
-        int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
-
-        char* buff = (char*)malloc(sizeof(PackHead) + packlen);
-        PackHead* head = (PackHead*)buff;
-        head->packlen = packlen;
-        head->msgid = msgid;
-        head->seqid = seqid;
-        head->magic_code = MAGIC_CODE;
-        head->ext_len = 0;
-        msg.SerializeToArray(buff + sizeof(PackHead), packlen);
-        tcp_client->SendBuff(buff, sizeof(PackHead) + packlen);
-        free(buff);
-        return sizeof(PackHead) + packlen;
-    }
-
     int Net_SendBigMsg(a8::TcpClient* tcp_client, unsigned seqid, unsigned short msgid,
                     ::google::protobuf::Message& msg)
     {
@@ -276,30 +256,6 @@ namespace f8
         return sizeof(WSProxyPackHead_C) + packlen;
     }
 
-    int Net_SendProxyCMsg(a8::AsyncTcpClient* tcp_client, unsigned short socket_handle,
-                          unsigned short msgid, ::google::protobuf::Message& msg)
-    {
-        int packlen = msg.ByteSize();
-        assert(packlen < 1024 * 60);
-
-        char* buff = (char*)malloc(sizeof(WSProxyPackHead_C) + packlen);
-        memset(buff, 0, sizeof(WSProxyPackHead_C));
-        WSProxyPackHead_C* head = (WSProxyPackHead_C*)buff;
-        head->packlen = packlen;
-        head->msgid = msgid;
-        head->seqid = 0;
-        head->magic_code = MAGIC_CODE;
-        head->ip_saddr = 0;
-        head->socket_handle = socket_handle;
-
-        if (packlen > 0) {
-            msg.SerializeToArray(buff + sizeof(WSProxyPackHead_C), packlen);
-        }
-        tcp_client->SendBuff(buff, sizeof(WSProxyPackHead_C) + packlen);
-        free(buff);
-        return sizeof(WSProxyPackHead_C) + packlen;
-    }
-
     int Net_SendProxyMsg(a8::TcpListener* tcp_listener, int socket_handle,
                          unsigned int seqid, unsigned short error_code,
                          unsigned short msgid, ::google::protobuf::Message& msg)
diff --git a/f8/protoutils.h b/f8/protoutils.h
index 720cc25..9f1d157 100644
--- a/f8/protoutils.h
+++ b/f8/protoutils.h
@@ -12,7 +12,6 @@ namespace google
 namespace a8
 {
     class TcpClient;
-    class AsyncTcpClient;
     class TcpListener;
 }
 
@@ -95,8 +94,6 @@ namespace f8
                     unsigned short msgid, const ::google::protobuf::Message& msg);
     int Net_SendMsgOld(a8::TcpClient* tcp_client, unsigned int seqid,
                        unsigned short msgid, ::google::protobuf::Message& msg);
-    int Net_SendMsg(a8::AsyncTcpClient* tcp_client, unsigned int seqid,
-                    unsigned short msgid, const ::google::protobuf::Message& msg);
     int Net_SendBigMsg(a8::TcpClient* tcp_client, unsigned int seqid,
                        unsigned short msgid, ::google::protobuf::Message& msg);
     int Net_SendMsg(a8::TcpClient* tcp_client, unsigned int seqid, unsigned short msgid,
@@ -114,8 +111,6 @@ namespace f8
 
     int Net_SendProxyCMsg(a8::TcpClient* tcp_client, unsigned short socket_handle,
                           unsigned short msgid, ::google::protobuf::Message& msg);
-    int Net_SendProxyCMsg(a8::AsyncTcpClient* tcp_client, unsigned short socket_handle,
-                          unsigned short msgid, ::google::protobuf::Message& msg);
 
     int Net_SendProxyMsg(a8::TcpListener* tcp_tlistener, int socket_handle,
                          unsigned int seqid, unsigned short error_code,