How does Netease Cloud Music check how much money has been paid in the social security card?

Netease cloud music can't find out how much money is in the social security card.

If you don't know your social security account number, you can bring your ID card to the window of the local social security hall and ask the staff at the counter to check it for you. If you don't know your social security account number, you can bring your ID card to the window of the local social security hall and ask the staff at the counter to check it for you.

Social security, also known as "five insurances", refers to several kinds of security benefits granted to workers by employers, including endowment insurance, medical insurance, unemployment insurance, work injury insurance, maternity insurance and so on. How to check the money of social security card can be divided into the following ways.