I often hear that uyghurs organs are sold as pure/halal organs to muslims from Saudi Arabia (and other rich muslims countries). If it is true -- and I think it is -- that is indeed absolutly abominable.

https://www.saveuighur.org/the-economics-of-chinas-organ-har...

https://theircc.org/organharvesting/

https://en.wikipedia.org/wiki/Organ_harvesting_from_Falun_Go...