Yes China is doing what other countries are doing including atrocity crimes.
https://en.wikipedia.org/wiki/Persecution_of_Uyghurs_in_China
https://en.wikipedia.org/wiki/Human_rights_in_Tibet
Just like all the other superpowers historically have done.
United states:
https://en.wikipedia.org/wiki/United_States_atrocity_crimes
Soviet Union:
https://en.wikipedia.org/wiki/List_of_massacres_in_the_Soviet_Union
Any country questing to become a dominant power over the planet needs to be feared. History is not on the side of the subjugated people.