In fact, in simple terms, you can understand it as the Tik Tok version of WeChat applet. He is doing some integration of catering, tourism and convenience near you. Tik Tok's recommendation to you is mainly the matching and distribution of users and self-media authors. Tik Tok account label is: according to the subdivision of Tik Tok creator's content field, Tik Tok gives a summary keyword from the content characteristics of creator's account.