Firstly, architectural design. Based on the analysis of the current situation of preschool education in Chengyang District, Qingdao City, as well as the trends and characteristics of future early childhood education business development, the “Big Data Platform for the Internet of Things in Preschool Education” architecture takes into full consideration the subsequent requirements for the development of preschool education informatization and adopts a multi-layer design. Starting from the overall construction of the Education Bureau of Chengyang District, Qingdao City, the basic framework system of “Smart Preschool Education” in Chengyang District is constructed, including the perception layer for the access of IoT devices, the physical support layer, the basic support layer, the data support layer, the business application layer, the user layer, the terminal layer, the standard and normative system, the security guarantee system, and the operation and maintenance support system.