What is the social security card to check the account number?

Does the social security account refer to social insurance? According to the social security number issued by the State Bureau of Technical Supervision, the agency establishes for each person who participates in social endowment insurance, and records the endowment insurance premium transferred by the unit according to the regulations and all the endowment insurance premiums paid by the individual, as the basis for calculating and issuing the individual account endowment insurance premium when the person who participates in social endowment insurance retires.

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