Citibank credit card products can be divided into different series according to different classification standards. For example, according to different currencies, it can be divided into Citibank RMB credit card and Citibank USD credit card mentioned in the question, but the basic functions of these two credit cards are the same, and the differences are as follows:

First, Citibank's RMB credit card is a UnionPay standard credit card-used on POS machines of merchants with China UnionPay logo at home and abroad; Or you can use the ATM with China UnionPay logo for inquiry and cash withdrawal.

2. Citibank's USD credit card is a MasterCard or VISA standard credit card-it is used by swiping the card on the POS machine of overseas merchants with MasterCard or VISA logo; Or ATM with MasterCard or VISA logo for inquiry and cash withdrawal.