The principle of POS machine simulating real consumption is the card reader. When making a purchase with a card, the card reader sends the credit card information to a preset merchant terminal to create a consumption order. At the same time, confidential information such as the cardholder's credit card account and password will be collected, and then the information will be transmitted to an overseas POS machine to simulate consumption. In fact, this operation is a second-clearance process.

Function of POS machine

Nowadays, the card swiping machine, whether it is a large machine or a small machine, realizes the function of selecting a merchant. The purpose of this function is to simulate real consumption and integrate the bank’s Perfect the card statement to make the bank feel that you are a high-end cardholder to achieve the purpose of increasing the limit. You must know that real consumption means you actually consume. Using a POS machine to simulate it requires time, amount, and location. Without these points within a reasonable range, the best credit card machines are useless.