Taobao products have been downgraded, which can be found in the seller's workbench-violation-view details-complaint. The specific operation steps are as follows:

(1) Log in to the seller's workbench.

(2) Click the violation reminder.

(3) Enter the violation handling pending violation page.

(4) Find violation records.

(5) Click to view the details.

(6) Enter the details of the violation.

(7) Click I want to appeal.

(8) Upload the complaint voucher.

(9) Waiting for the second review.