The functional requirements of physical education class course management in colleges and universities are now very complicated: the generation of elective courses, the management of natural classroom teaching achievements at the end of the term, and the summary and analysis of achievements. This paper aims to study the intelligent system design of college physical education in the era of 5G+ artificial intelligence. This paper discusses the optimization of college sports management and the construction of service functions, and discusses the development and functional orientation of sports management system. Among them, multidimensional management and connection are the main functional lines of today's sports management. In the second part, through interviews and research with students, it is determined that the previous education system was limited to data input and counseling functions, and with the changes of the times, teachers, students, etc. The link between management micro-information and teacher-student management system enables administrators to manage teachers and students through terminals, forming multi-port connection. The third part introduces the early warning mechanism and health guidance in management system, which can monitor and guide both inside and outside activities through application ports, improve the level of teaching management in colleges and universities, strengthen the continuous communication between school administrators and teachers, and improve the quality of the main body.