It is not illegal to post other people's jewelry pictures on Tik Tok. As long as you don't post pictures that involve other people's privacy or encroach on other people's rights and interests, there will be no impact. It's normal to post pictures on Tik Tok. Many people will take photos and post them themselves, and some people will find better pictures on the Internet, and then add their favorite words to make themselves tremble. These are all ways to attract fans. Now Tik Tok has basically become a regular video software for the majority of netizens, and many people will watch Tik Tok to kill time in their spare time. So many people will publish their works in Tik Tok.