1. swipe a card with a pos machine. This method is one of the most common ways to swipe the card, which mainly obtains the user information by reading the magnetic stripe or chip on the credit card, reports it to the card issuing system, prints the receipt and lets the user sign it, thus completing the online transaction.
2.RFID tag. This method is a new type of credit card swiping method, and online consumption is completed by swiping the card. Different from the traditional method, this method is more convenient and faster without the user's signature.
3. press the sheet manually. In this method, under the condition that the network cannot be connected, the merchant manually impresses the credit card related information on the purchase order through the impressor, and then dials the special line authorized by the bank to obtain the authorization code and write it on the purchase order, and the user signs it to complete the credit card consumption.