If it is a CMB credit card, there are two passwords: 1. Transaction password (credit card verification and cash advance): remember the original password and modify it through the following channels: a online banking: credit card-card management-password management-transaction password management-transaction password setting-operation-password modification. B mobile banking: all-credit card-card management-transaction password management-transaction password setting-transaction password. If you forget the credit card transaction password, you can reset it through the following channels: A Online Banking: Credit Card-Card Management-Password Management-Transaction Password Setting-Operation-Password Reset. B Mobile Banking: All-Credit Card-Card Management-Transaction Password Management-Transaction Password Reset. C Call the credit card service hotline 8008205555/4008205555 to unlock it manually. 2. Password inquiry (customer service hotline, online banking login, online payment): Remember the original password and modify it through the following channels: online banking/mobile banking: customer management-password inquiry and modification. If you forget the credit card password/lock, you can reset or unlock it through the following channels: a Remember the original password and manually call direct unlocking. B forgot the original password. Online banking/mobile banking chooses to forget the password, follow the prompts on the page, or call 8008205555/400820555 to reset the password.