After accepting customers' credit cards, stores have to pay 2% to 3% handling fees to banks and credit card centers. It's called a credit card fee. 20 12, 1 10, the central bank issued the Notice of the People's Bank of China on Doing a Good Job in the Adjustment and Implementation of the Standard of Card-swiping Fees, stating that this fee reduction only involves domestic bank card consumption transactions, and the Regulations on Merchants' Card-swiping Fees implemented in 2003 shall be abolished at the same time from February 25, 2003.
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POS(Pointofsales), which means "point of sale" in Chinese, is called 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.
POS is a multifunctional terminal. It can be installed in special merchants and acceptance outlets of credit cards, and connected with computers to realize automatic transfer of electronic funds. It has the functions of supporting consumption, pre-authorization, balance inquiry and transfer, and is safe, fast and reliable to use. It is difficult to obtain basic business information for bulk transactions, and the introduction of POS system is mainly to solve the blind spot of retail information management. An important part of chain branch management information system.
Refer to Baidu Encyclopedia: POS machine