主要用于短信猫校正，当短信猫模块不好使，可以用本软件进行校正在使用！-Mainly used for SMS cat correction, when the cat SMS module does not work, can use this software school being used!

How Parallel Ports Work

通讯工具，可以在企业内部进行通讯，简单方便-Communication tools, can communicate, easy in-house