The majority of the world (notably the vast majority of Muslim countries, who would be burdened with a refugee crisis if there were an actual genocide) doesn't think China is killing Uyghurs. Only the imperial core countries, that have been bombing Muslims for decades think that:

Here's the people telling you that China is killing Muslims:

• In 2016 alone, the US under Obama dropped 26,171 bombs in the Middle East and North Africa (3 bombs every hour), up 3000 from the previous year. The countries bombed include Syria, Iraq, Yemen, Afghanistan, Pakistan, Libya, and Somalia. He authorized 10 times more drone strikes than George W Bush. 1