1. Card number entered incorrectly. Please check the bank card number and re-enter. (Generally, the first card number is Arabic numeral 6, not the letter B)
2. The wrong card type is selected, such as credit card, but the savings card is selected. (General credit card is 16 digits, and savings card is 19 digits. )
3. The card has been cancelled, and you will be prompted that the bank card number does not exist.
4. Bank cards are not magnetic. It is recommended to take it to the bank counter for consultation.