Yes, there are special requirements for card processing. If the cardholder wants to apply for another credit card with his existing credit card, he usually needs to use the original credit card for more than 6 months before he can apply for another credit card in another bank.

If a cardholder wants to apply for a card with a card, he needs to provide the original credit card as proof of financial resources and the original ID card, so that he can apply for another credit card in another bank on the basis of the original cardholder's card. For some banks, if they want to handle the card business, they may also need to submit a copy of ID card, a copy of credit card, proof of financial resources and other related materials.