The meaning of CCB inter-bank transfer reversal is that the transferred money needs to be re-transferred because it was not submitted in some systems or the transaction was unsuccessful for other reasons, but the next transfer will not be affected by this.

1. What is a correction:

A correction (chōng zhèng) is a remedial measure taken when the system believes that a transaction may fail. That is, a transaction has been marked as successful on the terminal, but the accounting transaction package sent to the host has not received a response, that is, the terminal transaction has timed out, so it is not sure whether the transaction has been successfully completed on the host. In order to ensure the interests of the user, The terminal re-sends a request to the host, requesting to cancel the transaction. If the transaction has been successful on the host side, the transaction will be rolled back, otherwise it will not be processed, and the processing result will be returned to the terminal.

2. Correction tips for reversal:

The error message "Reversal Successful" or "Reversal Unsuccessful" appears when a UnionPay card is swiped at a UnionPay POS machine:

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1. "The reversal was successful, please pay again": The transaction fee was successfully reversed and returned, and the card transaction needs to be re-swiped.

2. "The reversal is unsuccessful, please handle it manually": This transaction is an error operation (caused by a malfunction during the data transmission process between the UnionPay POS machine and the UnionPay Settlement Center), but the transaction initiator's The account has been debited, and the transaction initiator needs to re-swipe the card for the transaction. After this erroneous transaction, UnionPay staff went to the POS merchant to fill out the "Agree to Refund Form" and stamped it with the POS merchant's official seal. The transaction was manually corrected successfully.

3. What is mobile phone reversal:

During the transaction process, reversal due to misoperation (such as incorrect number filling and other problems) and communication problems (i.e. system Automatic correction) and other two situations. Mobile phone recharges generally occur in third parties, that is, agents between consumers and communication operators.

Generally speaking, after the mobile phone recharge is reversed, the user's balance will be deducted from the original recharge amount, thereby realizing the rollback of the transaction, that is, the reversal. That means resale! A successful reversal means a successful resale, and the original recharge amount will be transferred to the agent's account!

IV. Development History of China Construction Bank:

China Construction Bank (China Construction Bank), formerly the People's Construction Bank of China, was established on October 1, 1954 (later established in 1996 It was officially renamed China Construction Bank on March 26). The head office is located at No. 25 Financial Street, Beijing. The main business areas of China Construction Bank include corporate banking business, personal banking business and treasury business. It operates in 29 countries It has branches and subsidiaries in various regions, including funds, leasing, trusts, life, property insurance, investment banking, futures, pensions and other industries.

Operating environment: Xiaomi mobile phone 6X_MIUI12.0.2 build version V6.3.7