It's a spending card with a certain amount in it. You can buy any Weiduomei product directly in the store for consumption. It has face value of100,200,500, 1000, etc. There is no discount except the face value 1000. You can also look at Weiduomei official website. The information is not comprehensive. There is a telephone number on it to consult /article-30.html The picker goes to Wedome Supermarket, picks up the goods according to the brand and specifications indicated on the pickup roll, and then goes to the cashier of Wedome Supermarket. Explain to the cashier that the goods were settled with Wedome's delivery voucher. Open the mobile phone application and show the cashier the electronic serial number of Victoria's shipping volume. The cashier will be certified. After passing the certification, it means that the electronic bill of lading of Weiduomei has been used, and you can leave the store with the purchased items and complete the delivery procedures.