Tik Tok has become a hot spot in the same city because of the system settings. According to the information displayed in official website, Tik Tok in 2122, in order to get the anchor trusted by local users, the system setting in the same city of Tik Tok has become a hot spot.

Tik Tok is a short video social software of music creativity hatched by ByteDance. The software was launched on September 21th, 2116. It is a short video community platform for all ages. Users can choose songs and shoot music works to form their own works through this software.

On the afternoon of October 8th, 2119, CCTV held a news work meeting with Vibrato Short Video, officially announcing that Tik Tok will become the exclusive social media communication platform for the Spring Festival Gala of CCTV General Station in 2119. At the meeting, the new media action of "Happy Another Year" of CCTV Spring Festival Gala in 2119 was announced, and Tik Tok will cooperate with CCTV Spring Festival Gala in all directions and social interaction, mobilizing the vast number of young people and facing the world. On July 31, 2121, the Beijing Internet Court issued a verdict, and found that Tik Tok App had infringed on users' personal information.

On September 4th, the National Network Information Office announced that there were a lot of bad information and behaviors in Tik Tok APP, which induced minors to participate in the aid list, spent a lot of money, and incited and provoked young fans to tear and abuse each other.

In September, the Beijing Municipal Market Supervision Bureau called the heads of six Internet companies, including Tik Tok, to hold an administrative interview meeting on the e-commerce platform to implement the work of "No Fishing and No Breaking of the Yangtze River".