1. First, open the Ping An Bank client on the mobile desktop and click on the upper left corner of the page; click Login to log in to your personal account.
2. After logging in, click the Security Center pointed by the arrow; on the page that appears, click Quick Payment Management pointed by the arrow.
3. Then the third-party deduction procedure needs to be terminated.
4. Finally, click Terminate Authorization at the bottom of the page.