What's the name of the documentary Tik Tok?

Documentary is a film and television art form that takes real life as the creative material, real people and real events as the performance objects, and artistically processes and displays them. Its essence is to show the truth and use it to arouse people's thinking. The core of documentary is truth. The birth of film began with the creation of documentary. The experimental films such as "The Gate of the Factory" and "The Train Entering the Station" filmed by Louis Lumiere in France 1895 are all documentaries. China documentary shooting began at the end of 19 and the beginning of the 20th century. The first one is Dingjun Mountain at 1905. Some of the earliest scenes, including social scenes in the late Qing Dynasty and historical figure Li Hongzhang, were all taken by foreign photographers. Documentaries can be divided into film documentaries and TV documentaries.