For this solution:

1, please log in again, or shut down and restart.

2, machine system failure,

POS(Pointofsales) means point of sale in Chinese, and it is called a terminal reader equipped with barcode or OCR code technology, which has the cashier function of cash or barter line.

Its main task is to provide data services and management functions for commodity and media transactions, and to carry out non-cash settlement.

Extended data:

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. With support for consumption, pre-authorization, balance inquiry and

It is safe, fast and reliable to use. The basic system in block trading is an important part of the management information system of retail information stores.

Provide a system to complete the transaction and transfer the funds generated by the credit card to the merchant's account, so you have to charge the merchant, which is the origin of the handling fee. There is actually no uniform standard for handling fees.

If you can negotiate a satisfactory price with this bank, you can designate it as the settlement bank. Usually, banks will even provide you with POS machines. It is only an information transmission platform, and only banks have the right to send trading instructions and allocate funds.

Reference card reader