1. Insufficient account balance: the account balance is insufficient to pay the required amount, and China Bank will not be able to complete the transfer or deduction operation.
2. Abnormal transfer-out account: If the transfer-out account is abnormal, if it is frozen or restricted, it will lead to the failure of China Bank to deduct money. Due to security risks, capital regulatory requirements or other issues.
3. Insufficient handling fee: When using online banking of Bank of China for inter-bank cash management, inter-bank receipt and payment or inter-bank real-time payment, it is necessary to reserve enough handling fee. Deduction failed because the required handling fee amount was not reserved.