Not all products sold on Douyin go through the Douyin Base. The Douyin Base is a service launched by Douyin to help some small and medium-sized businesses gain more exposure and sales opportunities. Merchants can apply for cooperation with the Douyin Base and display and sell their products on the Douyin Base. However, not all products sold on Douyin go through the Douyin Base. There are also many merchants who open their own stores directly on Douyin and sell them. Therefore, when buying goods on Douyin, you need to pay attention to the merchant's reputation and the quality of the goods to ensure that you buy satisfactory products.