1, for the search of specific commodity categories, you can take the specific keywords of search baby and open Taobao.

2. Find the search box (such as the brand of the product or other words with special performance different from other businesses), and take the refrigerator as an example.

3. Enter "refrigerator" in the "Category Search" box, and the system will automatically match similar categories, which is convenient for selecting the best matching category. The category that pops up here is the most matching category.

4. Enter the keyword "refrigerator" and all related categories will appear.