The frozen status of social security account is

The freezing of the company's social security account is generally caused by the company's long-term failure to pay social security fees on time. The social security department will freeze the account and return to normal after paying the social security fee. And in this case, all employees' social security cards can't be used normally.

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