c#环境编写的仿QQ局域网通讯源码，具有与QQ相似的界面，可以传文件，即时通讯-c# environment prepared LAN communications source like QQ, QQ has a similar interface and can be mass document, instant messaging

聊天系统，非常的实用，有需要的看看,仅供参考-Chat system, very practical, there is a need to look for reference purposes only