(This is a super practical course for enterprise level physical network projects. The course content is divided into five stages, and the physical network project is gradually carried out in depth. The courses range from physical network system analysis and design, to indicator data collection and disconnection monitoring, indicator data persistence and device detail display, custom indicator boards, and a bright spot at the end of the course, GPS acquisition search and data transparent transmission, using the most cutting-edge Various techniques for actual project combat can greatly help students increase project experience.)