1, dynamic card space: login-upper left corner-personal information-consumption pattern and password setting.
2. Express Online Banking: official website-My Account-Card Settings-Consumption Pattern Modification.
3. Online banking settings: login-customer service-transaction password business-password-based consumption settings (set to represent password+signature consumption).
Modifying the consumption pattern does not affect cash withdrawal, or you can log in to the dynamic card space app to apply for cash withdrawal.