The classification method is as follows:

1. First open Alibaba, enter your account and password, log in, and find My Alibaba.

2. Click My Alibaba, and after entering the backend, we find the small column of products pointed by the arrow.

3. Click the product, and we can find the custom classification of the product on the left.

4. Use the mouse to click the custom classification of the product, enter the classification interface, and find Add Category.

5. Click Add Category, then fill in the category, fill in the category name of the product you want to classify, and then click Save!