It depends on what you sell. You can sell projects through Douyin Store. Douyin Store is an e-commerce platform launched by Douyin. Users can open their own stores on Douyin, upload product information, and sell them.

If you want to sell projects, you can open a store in Douyin Store and upload your projects to the store for sale. Of course, if you want to sell well on Douyin, you also need to have certain marketing strategies and skills.