1, check the credit card bill.

Advantages: It's the fastest and most convenient. Now banks have official WeChat accounts. You can see the merchants on WeChat immediately after brushing.

Disadvantages: MCC code cannot be viewed.

2. Download the "China UnionPay Express" app9.0.3 for inquiry.

Advantages: After binding your own credit card, you can query the information of each transaction and check the MCC code.

Disadvantages: You can only check your own card, and you can only bind the card of 10 at most.

3. Pay attention to the official account of UnionPay WeChat "China UnionPay 955 16".

Advantages: You can check other people's cards and MCC codes.

Disadvantages: it needs to be input, and the mobile phone number, credit card date and specific amount are reserved for the bank card, which is more complicated. In addition, each micro signal can only be viewed 10 times a day.

Interpretation of POS transaction receipt

The information of the receipt is: cardholder's stub, merchant number, terminal number, operator number, batch number, authorization number, inquiry number, voucher number, transaction type, consumption signature and prompt information from top to bottom.

1. Merchant name

This is the name of the store you consume, usually the name of the store or the name of the business license, which needs to reflect the main business of the industry, such as XXX hotel and XXX clothing.

2. Merchant number

A total of 15 digits, the first three digits are the number of the acquiring institution, 4-7 digits are the area code, 8- 1 1 digits are the MCC code, and the last four digits are the serial number. You can tell which payment company you are using by the number of the acquiring institution. MCC code is equivalent to industry abbreviation, and each industry has a corresponding MCC code. If the MCC code is displayed as a restaurant supermarket, it will become a jump code or a set of codes, and you can call UnionPay to report it.

3. Terminal number

It is the number corresponding to the POS machine in the management organization, through which you can query the transaction flow and other information, but some companies have a unified terminal number of 0000000 1, which can only be queried by the merchant number.

4. Operator number

The operator needs to sign in before the POS machine collects money, which is generally 0 1.

5. Issuer's bank number

This shows which bank your credit card belongs to. Some receipts will directly show the name of the bank, while others will show the code.

6. Bill-to line number

A settlement member company that provides POS credit card service for merchants and directly or indirectly participates in the exchange of transaction documents (including electronic documents or paper documents).

7、

Represents a transaction, showing only the beginning and end, and not the middle part. Pay attention to check whether the receipt is consistent with the transaction card after swiping the card.

8. Transaction type

Common ones are consumption, pre-authorization, consumption cancellation and pre-authorization cancellation. Pre-authorization is mainly aimed at hotels, car rental companies and other industries that need to collect deposits. Cancel can only cancel the transaction of the day, and cannot cancel the transaction after seconds.

9. Validity period

Refers to the validity period of the transaction card. When swiping a credit card, be sure to pay attention to whether it exceeds the validity period.

10 lot number

POS transactions are a batch from sign-in to settlement and sign-back, and the transaction batch number identifies a batch of transactions. The POS center assigns a batch number to each batch of each POS and sends it to the POS terminal in the sign-in response message.