static VMINT g_tcp_sync_hd;
#define send ("GET / HTTP/1.1rnHost: www.mediatek.com:80rnrn")
void hl_tcp_sync(void)
{
   VMINT read_data;
   VMINT ret;
   g_tcp_sync_hd = vm_tcp_connect_sync("123.123.123.123", 80, VM_BEARER_DATA_ACCOUNT_TYPE_NON_PROXY);
   ret = vm_tcp_write_sync(g_tcp_sync_hd, send, strlen(send));
   ret = vm_tcp_close_sync(g_tcp_sync_hd);
}