The social security card issued by the school only has the function of medical insurance. Seeing a doctor can only reduce the cost of medicine, and other expenses must be paid by yourself. After students graduate, the medical function of the original social security card will be automatically cancelled. But this kind of social security card, it is best to cancel after graduation. Participating in social security of companies and enterprises after graduation refers to basic social insurance. There are five categories: old-age insurance, medical insurance, unemployment insurance, industrial injury insurance and maternity insurance, while social security for college students is a completely different concept, and you can apply for a new social security card.