1. When swiping a bank card with Quick Pass enabled, the single amount does not exceed 1,000 yuan, and there is no need to enter a password or signature. Only on contactless payment terminals that support UnionPay "Quick Pass", Complete payments quickly and easily with just one swipe.

2. The reason why you do not need a password for credit card swiping is as follows: Anyone who knows about credit cards knows that credit cards in the United States usually require signatures to complete credit card payments. After the introduction of credit cards in China, credit cards also require signatures. Consumption is brought into the country. Many people consider avoiding password transactions and signing with a single stroke of a pen as "fashionable".

3. Credit cards can be swiped without a password. If your bank card has the word "quick pass" on it, starting from June 1, the single transaction limit for UnionPay cards for small amounts without password and signature will be increased from 300 yuan to 1,000 yuan. This is a "swipe and pay" payment experience for small amounts without password or visa.

4. However, your bank card may have the words "QuickPass" and "QuickPass" printed on it, and the QuickPass function is enabled by default. This is a service that facilitates consumers to pay quickly. When checking out, just wave your bank card at the POS machine and complete a transaction without entering a password or signature.

5. If it is a non-Quick Pass POS machine, you can only insert and swipe the card in the traditional way, so you must use a password to make transactions. Transaction amount: In order to prevent transaction risks, only small transactions of less than 1,000 yuan can be paid without a password. For transactions exceeding 1,000 yuan, even if Quick Pass is available, a password must be entered before the card can be swiped.