According to the recommendations of the UnionPay personalized template, for example, if the card supports the non-contact quick payment application (qpboc), it is recommended that the electronic cash authorization code (9f74) be used as the last record in the qpboc application AFL list, the last record only contains the data element.
The reason is: in some cases, after the card sends all records, the terminal may still fail to authenticate offline data because it does not fully receive the last record. Using a short record as the last record of the AFL list can reduce the probability that the terminal will not fully read the last record because the data is too long.
?9f74 e-cash Issuing Bank authorization code
L: 6
The Code on the card that identifies the approval of electronic cash transactions.
E-cash Issuing Bank authorization code: the code on the card used to identify and approve electronic cash transactions. In offline approval transactions, this code is stored in the authorization code of the clearing message in the format of "eccxxx ", XXX is the ID defined by the issuing bank.
For electronic cash transactions and qpboc offline approved transactions based on standard debit records, the card must return 9f74 at the time of reading the record. The value is ecc001, and the format is 6-byte ASCII code. When a card is recorded as a standard debit transaction, 9f74 cannot be returned when reading the record.
According to the Q/cup 042.1-2011 China UnionPay financial integrated circuit IC card auxiliary Specification Part I debit/credit debit application personalized template appendix A.1.3,The electronic cash authorization code (9f74)QpbocApplicationAFLOnly the data element in the last record. To improve the qpboc offline transaction card swing success rate. This issue is subject to voluntary modification. If your organization does not want to modify it, you only need to reply to the email to inform BCTC, and there is no need to explain and reason.
Recommended template value: ecc001
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