1. The social security card is a card that is uniformly planned by the state and issued to the society by the human resources and social security departments and applied to human resources and social security. The social security card records the cardholder's name, gender, citizenship number and other basic information. It is another kind of identification besides the ID card, which is paid by the employer and the cardholder, and does not have the overdraft function of the credit card.

2. Credit card is a special carrier card issued by commercial banks to individuals and units for shopping, consumption and cash withdrawal from banks. It is in the form of a card with the name of the issuing bank, expiration date, number and cardholder's name printed on the front, and a magnetic stripe and signature on the back. The credit card we are talking about now generally only refers to the debit card.