1. Debit cards are generally printed in plane, and credit cards are embossed except for the vertical version; \x0d\2。 Debit card number 16 or 18 digits, credit card 15 or 16 digits; \x0d\3 and 9 must start with debit cards, and 3, 4 and 5 must start with credit cards (except CCB cards and VIP cards of all banks); \x0d\4。 90% debit cards do not have laser anti-counterfeiting labels, but credit cards must have them; \x0d\5。 Customer service phone number on the back of the card, debit card starts with 9, and credit card starts with 4 and 8; \x0d\6。 Debit cards are all prefabricated cards except VIP cards, and there is no cardholder's name. Credit cards are all business cards with the cardholder's name written on them.