how to deal with UBS POS machine? Here is a list of the processing procedures of UBS POS machine with the editor.
First, recognition is a regular clean machine
Second: identify whether it is UnionPay certified
Third: the rate is regulated by the state, not by the POS manufacturer
Fourth: all regular machines can be checked
There are many brands, low rate machines, are not very reliable, after all, the national standard rate is there!
After the fee reform, the national rate is 0.6%, and the preferential rate is 0.38%. There is no charge for public welfare. If you want to deal with the machine, the rate needs to be more than 0.65% in order not to cause damage to your card!