POS machine when you install the application, depending on the nature of the merchant fee is different, general education, health care institutions is not charged fees, the credit card business is not deducted from the customer after a certain amount of funds in line to apply for POS machines, credit card row . some merchant fees and CUP is relatively high, such as catering, entertainment, as follows: 1. For hotels, restaurants, entertainment, jewelery, arts and crafts category of merchants, issuers of fixed-income line is 1.4% of the transaction amount, the standard CUP network service fee of 0.2% of the transaction amount. 2. The general type of business, the issuer of fixed-income was 0.7% of the transaction amount, the standard CUP network service fee of 0.1% of the transaction amount. 3. Real estate, auto sales business class, the Issuer fixed income and service charge CUP network cf. general types of business practices and standard charge, but earnings per issuer not exceeding $ 40, the highest CUP network service fee of not more than 5 yuan; to wholesale business, the issuer fixed income and service charge CUP network, mutatis mutandis, the general approach and standard business class collection, but not the issuing bank earnings up more than 16 yuan each, the maximum CUP network service fee of not more than 2 yuan. 4. To air ticketing, refueling, supermarkets and other types of business, the Issuer fixed income and CUP network service fee charged by half, mutatis mutandis, the general type of business, namely the issuer of fixed income 0.35% of the transaction amount, the standard CUP network service fee for the transaction 0.05% of the amount. 5. Public hospitals and public schools, the issuing bank and the CUP not be included in income distribution. 6. Currently our return temporarily to charge transfer fees and transaction fees, transaction fees and return to the original, but with the exception of real estate, auto sales and wholesale business transaction type, the original consumer transaction fees will not be returned. For error adjustment (except for handling exceptions long section) of the original transaction fee shall be refunded.