John Oliver recently made a episode on the subject (China & Uighurs: Last Week Tonight with John Oliver (HBO)) https://www.youtube.com/watch?v=17oCQakzIl8
The Communist Party of China (CPC) are running sinicization and antireligious campaigns of ethnic and religious minorities. The totalitarian and authoritarian countries don't make good neighbors. China will be making inroads into Taiwan soon if the world does not act.