Her name is Wang Guijiao. Qi's real name is Wang Guijiao, and Wang Guijiao is Wang Tiedan's mother, because Wang Tiedan inadvertently exposed Qi's real name when they were together. Tik Tok is a music creative short video social software owned by ByteDance. Through this software, users can choose songs, shoot short music videos of 15 seconds, record and share their lives, and pay attention to interested users and watch challenges and related events.