cs架构的类似qq通讯工具的软件，不过只能进行聊天。在服务器端可以添加分机号，不能客户端申请号码。运用Socket技术，里面包含文档和程序代码。 -cs structure similar to the qq communication software, but only to chat. In the server-side extension can be added, not the client application number. Use Socket technology, wh