Is it necessary to apply for social security before applying for a medical insurance card?

You don't have to buy social security before you buy medical insurance. Medical insurance refers to social medical insurance. It is a social insurance system that meets the basic medical needs of the state and society according to laws and regulations when workers are sick. Social medical insurance is a social insurance system established by the state and society according to certain laws and regulations to provide basic medical needs for workers within the scope of protection. Medical insurance has the characteristics of "low level and wide coverage". The payment is based on the expenses that most units and individuals can bear at a low level, covering all units and employees in cities and towns, and employees in different units can enjoy the rights of basic medical insurance. The insured can enjoy it for life after completing the payment period. Secondly, the basic medical insurance has the characteristics of "the burden of both parties and the combination of unified accounts"; Based on the principle of "balance of payments".