2.POS(Pointofsales) means "point of sale" in Chinese, which is called the point of sale information management system. It is a terminal reader equipped with bar code or OCR code technology, which has the cash register function of cash or barter bank. Its main task is to provide data services and management functions for commodity and media transactions, and to carry out non-cash settlement.
3. Guangfa Credit Card is the first standard credit card in China. The credit limit of the card is preset according to international standards, which is used for overdraft consumption and cash withdrawal transactions without pre-deposit.