Only the digits of the receipt are different, and everything else is the same, all of which are authorization numbers. Follow-up: I use ICBC's pos machine, but I don't have an authorization number for spending with a savings card. I use BOC's pos machine for spending with a credit card. This has an authorization number, and I don't quite understand it. Answer: The authorization number is a number after connecting with the bank. Some show, some don't. This is normal and will not affect. Follow-up: Pre-authorization is by credit card. The receipt shows the transaction type: consumption and authorization number. Is this a consumption? Follow-up: However, when the pre-authorization is confirmed, there is no record in the authorization register, RSP: 60, and the pre-authorization cannot be confirmed. . What should I do with this? Answer: If yes, you can cancel the pre-authorization and swipe your card again. If you want to check out, you can swipe your card directly. The pre-authorization amount can be 120% of the pre-authorization amount, but the pre-authorization period is only 30 days. If the pre-authorization is not completed within 30 days, the pre-authorization will be cancelled automatically. Bookmark ~ ~ ~: Thank you. Now the accountant is required to check the bank account. Your answer also solves the usual problem. .