What does it mean that China Construction Bank has positive income?

1, CCB reverse receipt 2 1 13 refers to the rollback transaction, that is, after the cardholder enters the related transaction operation of 526 1, the transfer amount of 4 102/ withdrawal amount does not reach the account of 1653, and then the bank makes corrections. The depositor's card is not short of money. 2. Reverse income means that the bank has no influence on deposit and withdrawal and account balance. Bank offset refers to the uncertain transaction initiated by the operator and the cancellation process initiated by the successful transaction system. 3. In the case of (1)ATM withdrawal, generally speaking, as long as the withdrawal is abnormal, the corresponding withdrawal amount will be added back to the account balance in time. (2) Don't panic when (2) the 2)POS machine swipes the card to debit the SMS from the bank. This situation is mostly caused by the unstable transmission of telephone lines. You can check the balance of any UnionPay card and ask the merchant to settle the transaction immediately. After a period of time, the money deducted from the transaction will directly return to the bank card of the transaction.