Can credit card pre-authorization be cancelled?

Pre-authorization of credit card means that before the cardholder spends, the merchant freezes some funds, and after the cardholder signs, the merchant can formally deduct this part of funds. Extended data:

Benefits of pre-authorization:

You can try to avoid the phenomenon of running orders. If the guest leaves the hotel without checking out after completing the pre-authorization, the hotel can apply to UnionPay for completing the pre-authorization, and provide the guest consumption documents and pre-authorization documents. So UnionPay can transfer money from the traveler's card to the hotel account.

China citic bank-credit card service

Baidu encyclopedia-credit card pre-authorization