With the development of the concept of Internet of things, the application of Internet of things in the teaching building energy saving system has also been widely concerned. The research, design and application of networking teaching building energysaving system based on, design part mainly includes the design of the whole structure of the system, communication system, the construction and monitoring center design, part of the application is mainly studied in view of each subsystem. The application of Internet of things technology in the teaching building energy saving system, not only can save cost, realize energy saving, but also can better control the best running state of the whole system, and has good popularization and application value.