Students who have participated in the evaluation of senior and intermediate professional and technical qualifications, annual assessment and appointment of professional and technical positions, the total hours of continuing education courses and public courses in the past three years have reached 120. Among them, the total hours of public courses of continuing education in the past three years shall not be less than 40 hours; Students who participated in the primary professional and technical qualification assessment, annual assessment and professional and technical post appointment, the total hours of continuing education professional courses and public courses reached 96 hours in the same period of last three years. Among them, the total hours of public courses of continuing education in the past three years shall not be less than 32 hours. The insufficient part is supplemented by elective courses.