-跨平台信息交流，基于 TCP/IP(UDP)，无需服务器，简单易用 可传送文件和文件夹 通讯数据采用 RSA/Blofish 加密-- cross platform information exchange, based on TCP/IP (UDP), does not need the server, simple Yi Yongke transmits the document and the folder communication data uses RSA/Blofish to