How to use the redemption code of Tmall shopping vouchers?

2. Buy the daily necessities to be purchased in Tmall Supermarket and add them to the shopping cart of Tmall Supermarket. The shopping cart is similar to the screenshot below, listing the items to be purchased, similar to the shopping of Tmall Taobao.

3. Click the "Settlement" button, and at the bottom of the order confirmation page, as shown in the following figure, the "Shop Offer" drop-down list will appear. If the received Tmall supermarket cash coupon can be used, select the corresponding supermarket cash coupon in the drop-down selection window.