Open the "Baby Bought" page, find the transaction, click on the word "Refund" next to the transaction to initiate a refund application, request a refund and return, upload a photo voucher that can prove that there is a problem with the quality of the product, if the trademark It is possible to upload a photo as proof if it is cropped but is not stated in the product description. If the seller refuses the refund application, you can apply for intervention in the refund application. After the Taobao assistant intervenes, the transaction will be processed and determined according to the vouchers and rules of both parties.