Here are some interesting facts related to this topic:
- These claims are promoted mainly by the US government and US media
- The USA has invaded many Muslim countries over the last decades, killing millions of innocent civilians
- Most Muslim countries support China's Uighur policies, western nations oppose them
- According to Biden, USA is in "extreme competition" with China
- Xinjiang is a vital part of China's "Belt and Road" infrastructure project, because it provides the shortest path to Europe
Edit: One more thing, here is a list of terrorist attacks in Xinjiang. Note how there were no more major attacks after the vocational training program was established.
Then the United Nations are holocaust deniers. Fact is that no international court or UN organ has even investigated the alleged genocide. Innocent until proven guilty.