The Tik Tok challenge list appears below the video because the video entered the Tik Tok challenge list. Normally, video is not allowed.

Tik Tok Challenge List Participation Steps: Open Tik Tok, click My, and click the Maker Service Center at three points in the upper right corner. 2. Click the national task, select the challenge list task, and click Participate. 3. Check the task requirements, click Participate Now, and make a video.