1, geographical restrictions. Group buying activities may only be promoted in specific regions or user groups, so users who are not in these regions may not see them.

2. User interests and preferences. Tik Tok recommends content according to users' interests and behaviors. If users are not interested in group buying activities, they may not see them in the recommendation.

3. Advertising strategy. Group buying activities can be promoted through advertisements, and the scope, time and target audience of advertisements will affect their display in Tik Tok.

4. Account number problem. If the account has a low weight or is not authorized to use the group purchase link function, you may not see the group purchase link.

5. The video content does not match the product. The group purchase link is to promote goods. If the video content does not match the product, the group purchase link will not be displayed.

6. Privacy settings. If the "Don't let others find me through my mobile phone number" option in Tik Tok privacy settings is selected, it may affect the viewing of group buying links.

7. Extreme performance mode. If extreme performance mode is turned on, it may affect the display of group purchase information.