Zhejiang Dayun IoT Technology Co., Ltd. (hereinafter referred to as "Dayun IoT" or "the Company") is a high-tech enterprise with IoT and big data as its core businesses. It is an equipment supplier and solution provider for smart series products such as smart lighting, smart municipal services, and smart parks. It is a new type of IoT enterprise with strong technical capabilities, specialized business fields, and wide market applications. Since its establishment in 2016, Dayun IoT has been based on 16 years of experience in designing and developing urban smart lighting systems and platforms, integrating modern IoT technology, and combining with the development of urban IoT in the new era to design and construct a three-dimensional perception system for urban (park) managers and decision-makers. This includes: 1) data collection and analysis dedicated to holographic perception, building an IoT management platform based on big data platforms, and achieving organic integration of urban (park) management information; Based on the application of artificial intelligence technology, achieve effective application of municipal (park) big data mining and data association. Using smart street lights as a carrier, fully utilizing the characteristics of the "power supply network" of urban lighting poles, providing an IoT access pipeline for urban management information collection, and providing an overall solution for information application;