The usage method is as follows:

1. Open the ICBC Mobile Banking APP and log in to your account.

2. Find the “Union Quick Pass” area on the APP homepage or menu and click to enter.

3. In the "Union Quick Pass" area, find the "108 Instant Cash Reduction" activity and click to enter.

4. Select the instant discount coupon you want to use and click the "Buy Now" button.

5. Confirm the payment information on the pop-up page and click the "Confirm Payment" button to make the payment.