They have Radio Free Asia as a greenlisted reliable source here: https://en.wikipedia.org/wiki/Wikipedia:Reliable_sources/Perennial_sources
So anything on Radio Free Asia is considered verified by Wikipedia's standards.
Radio Free Asia is openly a branch of the USA's government. It was created by Bill Clinton's government.
Ctrl+F Radio Free Asia
on https://en.wikipedia.org/wiki/Persecution_of_Uyghurs_in_China gives 32 results