(Software introduction: Tianyicheng network management software is the strongest and most widely used LAN traffic monitoring software in China, professional network monitoring, LAN speed limit, network speed limit, etc. Its new version adds screen monitoring (desktop monitoring), blocking software operation, chat content monitoring (QQ chat content, Ali Wangwang chat content) and other functions. Tianyicheng network management software is ahead of other domestic network monitoring software with its rich and powerful functions, such as limiting network speed, traffic monitoring, chat record monitoring, blocking websites, intranet management, and screen monitoring. Update content: Correction - accidentally found driver correction during installation - bug correction of enterprise QQ - bug added on page prompts - uninstall version 3.x during installation)