1. After subscribing or signing the bank's wealth management products, the funds will be frozen and deducted until the product is established.

2. For the non-real-time transfer operation through the self-service equipment, the bank will freeze the funds first, and the transfer will not be completed until 24 hours after the transaction is accepted.

3. If the transaction password is entered incorrectly for many times, the bank card will be temporarily locked by the system, and the bank card cannot be used normally during this period.

4. When the bank card has risky consumption behaviors such as large consumption in different places and abnormal consumption abroad, the bank card will be locked by system protection.

5. Judicial freezing. According to the relevant provisions of the law, the judicial organ may apply to the bank for freezing the bank card because of the need of handling the case. At the same time, customs, tax authorities and other departments also have the right to freeze.

6. If the bank card fails to apply for a new card upon expiration, the bank will freeze your expired bank card after expiration.

7. If the bank card has been reported lost for many times in a row, it will be frozen because the bank thinks it is suspected of malicious loss reporting.

8. Wrong account freezing means that the bank mistakenly gives more money to the depositor's account when trading, so the bank may freeze the extra part.

Extended data:

First, if the bank savings card is frozen, there are different ways to unfreeze it for different reasons:

1. If the savings card is frozen due to the wrong password, the user needs to bring the original valid ID card and bank card to the bank outlet to unfreeze it. When unfreezing, if the assets are less than 50,000, you can reset the password on the smart teller machine. If the balance in the card is more than 50,000, you need to go to the counter in person.

2. If the savings card is frozen due to judicial reasons, it needs to be unfrozen after fulfilling the corresponding obligations. For example, you need to repay someone else's debt before you can unfreeze it.

3. If the savings card has not been used for a long time, resulting in the freezing of the counter business, I also need to go to the counter with a valid ID card and bank card.

Second, the bank card use safety knowledge:

(1) bank cards also have a "shelf life": being kind to bank cards will help extend "her" life.

(2) Safely keep the bank card: Please store the bank card and ID card separately.

(3) Give yourself a bank card to lose weight: it is not necessarily good to hold multiple bank cards. We should integrate the functions of multiple cards according to the actual card use and comprehensive comparison.

(4) Attention should be paid to the collection of bank cards: when applying for a bank card or having to reissue a new card for any reason, if you collect it at a post office outlet, you should check whether the password envelope is intact.

(5) Understand the restrictions on the amount and number of withdrawals from ATMs: In general, card-issuing post offices have determined the cumulative limit, the maximum amount of single withdrawal or the number of withdrawals per day for their bank cards at ATMs under the basic regulations of the People's Bank of China. International cards will also have restrictions on the amount and number of withdrawals when they withdraw money abroad. If you need a large amount of cash urgently, please prepare in advance:

(6) consumption abroad should be careful: there are three columns in the bank card purchase order: basic consumption amount, tip and total amount.

(7) Signature spending card: When the cardholder's bank card is handed over to the merchant cashier, try to keep the card within his sight, and pay attention to the number of times the cashier swipes the card.

(8) Abnormal transaction handling: As long as the POS documents are not successfully printed during credit card consumption, it is regarded as an unsuccessful transaction, but it does not include paper jam or paper shortage.

(9) What to do when changing or stopping the card: When you ask the bank to change the card because the magnetic stripe of the old card is damaged or the card expires, the bank will issue you a new bank card.