This competition adopts the mode of project-based proposition, and adopts "smart City" as the Internet of Things application direction, which is most suitable for talents' needs in recent years. Students organize the construction of Internet of Things application system with "smart City" as the theme according to project-based requirements. The competition focuses on the business background investigation of "intelligent agriculture - Intelligent transportation - intelligent building", several key links involved in the industry of Internet of Things smart city application. In addition, several links in this direction are clearly linked, basically covering several Internet of Things applications in the 13th Five-Year Plan of China. The knowledge points in the competition reflect the core abilities and knowledge of the industry and Internet of Things, and cover a wealth of professional knowledge and skills.