APP-EN Taobao INTERNAL Coupons
Through the YES Daigou app
Tou can get Taobao/Tmall's internal coupons to deduct the price of the goods.
Simply copy the item you want to purchase to the YES Daigou app, then get the coupon under the product details, then go to Taobao/Tmall to place an order and use the coupon.
If the coupon is not displayed
it means that the product does not have a coupon.