The password inquiry of China Merchants Bank's credit card is mainly used for online banking login, online payment (although the online payment page requires you to enter the payment password, it is actually a password inquiry) and calling the customer service hotline for voice inquiry.
The transaction password of China Merchants Bank's credit card is mainly used to check the balance in the card, verify credit card consumption and withdraw cash from ATM. Cash withdrawal password and credit card password are collectively referred to as transaction password. Although the cash withdrawal password and the credit card consumption password are two functions, the password is the same password. As long as the transaction password is set, the cash advance function will be enabled by default.