Yes. Here's a picture of the what the Uighurs look like. The ones currently thrown in concentration camps and into forced labour:

https://muslimmatters.org/wp-content/uploads/uyghur.jpg

With Tibetans it's harder to tell for western eyes, but they look a bit more like native Americans do/did:

http://162757811.blogspot.com/2015/06/stop-genocide-tibetan-...