2. Then on the main page of the opened software, click My and click My Coupon, as shown in the figure below.

3. Click on the category voucher to view the category voucher of 1 1 minus 10, as shown in the figure below.

4. Back to mine, click on the advertising column of the event where the limited time 10 yuan gift certificate is about to expire, as shown below.

5. The page of products that can be purchased appears, and you can use the coupons as shown in the figure below.