1. It may be because the banking system detects that the transaction is risky, and the user uses this card to spend money in other secure transaction channels, and the status of refusing the transaction will be automatically lifted.
2. The balance in the bank card is insufficient, prompting the system to refuse the transaction and whether the balance in check card is sufficient.
Bank cards can be cancelled on the day they refuse to trade, and it is also a simple matter to resume trading. However, it should be noted that the bank card will not be automatically restored after refusing the transaction, and the cardholder needs to go to the bank outlet to unlock the business.
In other words, when a bank card is traded, if there is a prompt to refuse the transaction, it can generally be revoked on the same day. Banks launch transaction rejection business to ensure the safety of users' funds. When the banking system detects a risky transaction and refuses the transaction, the user will use the card to spend money in other security scenarios, and the status of refusing the transaction will be automatically lifted.
The functions of the bank card are:
1) deposit and withdraw cash. Debit cards have savings functions such as local and foreign currency, fixed term and current account. Debit cards can be deposited and withdrawn at debit card issuing bank outlets and self-service banks, and can also be withdrawn at ATMs in China and even around the world.
2) Transfer and remittance. Cardholders can transfer or remit money to other accounts through bank outlets, online banking, self-service banking and other channels.
3) Credit card consumption. Cardholders can use debit cards to spend money at merchants.
4) withholding. Debit cards can be used to pay salaries and pay various fees.
Classification of bank cards: Under normal circumstances, bank cards are divided into credit cards and debit cards according to whether credit lines are given to cardholders. In addition, bank cards can be divided into magnetic stripe cards and chip cards according to different information carriers; According to whether the issuer is in China, it is divided into domestic cards and overseas cards; It is divided into personal cards and unit cards according to different issuers; According to the different currencies of accounts, they are divided into RMB cards, foreign currency cards and dual currency cards.