本实例实现了利用短信远程关闭计算机的功能。运行程序，向短信猫发送关机信息，系统将会自动关机。-This example implements the use of SMS remote shut down the computer' s functions. Run the program, send a shutdown message to the SMS cat, the system will automatically shut down.

利用VB语言实现对串口进行操作，从而实现通过串口进行远程关机的操作，了解相关编程方法。-VB language serial port operation through the serial port for remote shutdown operation, understanding related programming methods.

安装好python环境，配置好环境变量，在电脑上登录微信，即可通过手机微信来实现电脑远程关机(Install the python environment, configure the environment variables, log on to WeChat on the computer, you can realize the remote shutdown by mobile WeChat.)