本系统所要实现的主要功能是为广大用户提供一个借助网络进行人际交往的平台。因为服务器端采用多线程，所以性能有很大的提升。因为服务端和客户端之间采用TCP协议进行网络通信，建立的是可靠地，端对端的网络连接，所以可靠性和安全性都很好。随着经济的日益发展，网络已经越来越流行，人们在网络中能够得到方便快捷的交流，而聊天室就是其中一个重要工具。-The system to achieve the main function is for the majority of users with the aid of the network platform for interpersonal communication. Because the server multi-threading, so the performance is greatly enhanced. Because between the server and client using the TCP protocol for network communication, build is reliably, end to end network connection, so the reliability and the security is very good. With rapid economic development, the network already more and more popular, people in the network can be convenient and efficient communication, and chat room is one of the important tools.