Refusal means that the cardholder can apply to the bank to refuse to pay a transaction on the bill within a certain period after payment (usually 180 days, and some payment institutions may stipulate a longer period). Because of the difference between online transactions and face-to-face transactions, no matter what e-commerce platform the seller uses, such risks cannot be completely avoided. When buyers pay online transactions on AliExpress platform by credit card, they can refuse to pay through the credit card company.