Choosing the right category on Douyin can help you better display and promote your curtain products.

Here are some step-by-step instructions:

1. Open the Douyin app and log in to your account.

2. Select the "Me" icon in the bottom navigation bar to enter your personal homepage.

3. Click the three dots in the upper right corner and select "Switch to Creator Mode".

4. After returning to your personal homepage, click the plus button in the upper right corner and select "Publish".

5. In the editing interface, select the "Merchant" option in the upper right corner and fill in the relevant information.

6. In the "Select Category" column, click "+ Add Category".

7. Find "Home Improvement and Home Furnishing" or a similar category and click to select it.

8. In different home furnishing categories, you can continue to search and select more relevant subcategories, such as curtains, window decorations, etc.

9. After confirming the selected category, click the "OK" button in the upper right corner.

After completing the above steps, your Douyin account will be associated with the home furnishing category you selected. This will help increase the exposure of your curtain products on Douyin and make it easier for potential customers to find your products. Remember to add appropriate tags, descriptions, and attractive videos when posting curtain-related content to increase user clicks and attention.

Please note that Douyin may adjust the category configuration periodically, so there may be slight differences when selecting categories. If you encounter difficulties or have specific needs, it is recommended to consult Douyin's official customer service or consult relevant documents for more detailed help and guidance.