It's ironic that Americans are trying hard to bring down Facebook while flocking to services like TikTok and games released by Tencent, who use your data in numerous evil ways and are not planning to tell you any of that.
I’m not sure what data TikTok has exactly. What else beyond an email address, a username, and a user-supplied password?
Faces... Videos of all kinds of people and places.. Friend networks (via who you follow).. What videos you like showing what you think.. They have a lot of data