Can I use a temporary social security card?

Temporary social security cards can usually be obtained on the same day. I took my ID card to the social security bureau where I was insured. Before I get the official social security card, I can use the temporary card to register in the hospital, pay the fee and enjoy the medical insurance reimbursement.

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