架设聊天系统，可以群聊，可以私聊。聊天对象，可以输入好友名称，或者，直接点击好友头像，给其放送信息,是个不错的聊天平台-Chat system set up, you can group chat, you can whisper. Talking to, you can enter friends name, or click the friends head directly to the delivery of information, it is a good chat platform