Good night, Zi. His real name has not been made public. Good night, A Zi is an online celebrity who is active in the short video platform of vibrato, and often publishes some daily life works on the Tik Tok platform. Tik Tok, a short video social software with musical creativity, was hatched by ByteDance. The software was launched on September 20, 2006. It is a short video community platform suitable for all ages. Users can choose songs, shoot music works and form their own works through this software.