each credit card needs to be set with a transaction password, and the cash advance function is enabled before it can be cashed.
mobile phone opening: after logging in to mobile banking, click "main menu"-"card management"-"transaction password management" and follow the prompts. Telephone opening: dial the credit card customer service hotline 4825555, verify your identity, press 3, and then press 3 to enter "transaction password setting and modification", and follow the prompts.