China can't imprison people outside of its own borders.
China will have to go after a couple hundred million people. It's silly, to put it mildly.
Good luck with any of that post-Manhattan Project.
> Since 2017, it says, at least 695 Uyghurs have been detained or deported to China from 15 countries.
https://www.theguardian.com/global-development/2021/jun/25/b...