You should be talking about merchants who pay directly by credit card on Taobao. Taobao merchants need to meet certain access conditions when opening credit card payment. This is the standard for Taobao merchants to sign a credit card payment, which has nothing to do with your credit card. In fact, even if the merchant does not open a credit card payment, it does not mean that it cannot be paid by credit card, because Alipay platform also provides fast payment by credit card. As long as you choose credit card payment at Alipay cashier after shopping, or add credit card directly in Alipay account interface, you can bind credit card fast payment. Now Alipay supports fast credit card payment from quite a few banks, which should meet your needs.