How to handle the social security passbook?

If there is no UnionPay logo in the upper right corner of your social security card, there must be a medical insurance passbook corresponding to it, and the unit manager can go to the designated social security bank with the social security registration certificate and social security letter of introduction. If there is a UnionPay logo in the upper right corner of the social security card, there is no need for a passbook. The card itself has a financial function, and all the money in the personal account is in this card.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.