ByteDance is the company responsible for Douyin's online transaction operations. As a leading global technology company, ByteDance owns a number of popular applications, including Douyin. ByteDance provides an e-commerce platform on Douyin, allowing users to purchase goods online through purchase links or directly on the platform. At the same time, ByteDance also provides advertising services, allowing merchants to promote their products and services through advertising. Through continuous innovation and product optimization, ByteDance's online transaction operations on Douyin have been widely recognized and supported.