Shanghai Lingze Information Technology Co., Ltd. is a high-tech Internet of Things enterprise. It has rich experience in risk identification and monitoring, air monitoring and governance and other fields. Its products are widely used in urban public safety, digital life, cultural protection and other industries. At the recent exhibition, Lingze Technology mainly demonstrated its confined space air treatment plan, which is committed to solving the problems of odor and chemical pollutants in various confined spaces. Through advanced digital monitoring methods, Lingze Technology can accurately quantify air quality, effectively eliminate odors, remove chemical pollutants, and provide a fresh and healthy air environment for confined spaces. As a solid guardian of air safety on campus, this paper puts forward a set of practical solutions for the problem of school air safety. The program includes on-line monitoring, disinfection and sterilization, odor removal and other links.At the exhibition site, many customers expressed strong interest in the campus air treatment plan of Lingze Technology.Especially in the face of challenges such as low attendance rate of campus students and gradually hot weather, odor control in restaurants, classrooms, toilets and other places has become the focus of attention.Customers have conducted in-depth discussions with Lingze Technology, and have shown great concern and recognition for Lingze Technology's non-consumable air treatment technology.