1. Log in to the Pocket Bank APP, enter the credit card interface, click More, go to Card Services - Password Management - Transaction Password, and follow the prompts;
2. Log in to the credit card online banking (/ financing/login.screen), set the transaction password according to the prompts through "Account Management-Password Management-Transaction Password Management";
3. Call Ping An Bank's credit card customer service hotline and set it according to the prompts.