According to the students' comprehensive ability and employment demand in the study of traditional auto repair technology, North Automobile Education School of secondary vocational school has set up all-round study classes with all the courses and formulated a unique full-time teaching management model. Professional lecturers explain theoretical knowledge in small classes and demonstrate practical courses. The two major courses, Enterprise Management and Innovation and Auto Repair Enterprise Management, cultivate and stimulate students' thinking creativity in the unique form of "trinity", so that every student can change from passive listening to lectures to active thinking, comprehensively improve their professional quality and personal ability, become high-level talents to meet the needs of industry development, and have the ability to open factories independently. In order to strengthen students' practical operation level, after long-term teaching and research, North Automobile Education in secondary vocational school has developed more than 500 electrical and electronic models of typical vehicles, and connected them with intelligent electronic controllers, expanding the EFI engine and automatic gearbox system into a PC platform integrating data acquisition and fault analysis, so as to organically combine network technology with engine pulse digital signals. Prompted by a powerful and perfect voice system, it can simulate all common faults and solutions of typical vehicles, and integrate theoretical study into practical operation, so that the traditional technical teaching content is more intuitive and clear, and it is more closely linked with practical operation.