Hello, here's the thing Your parents can apply for a supplementary card for you after they complete the credit card, but the amount is definitely not as high as your parents', but the name is your name. Your parents are the primary card and you are the secondary card. In principle, credit cards are only for personal use. In principle, cashiers should check their ID cards. However, in practice, few people do this because it takes too long, but if the cashier asks for an ID card, he must actively cooperate because others also ask for it.