China is bringing economic development, secular institutions and women's rights, in a heavy handed way, whether the residents want it or not, with minimal regard for costs to those residents. It's the exact same thing as we've been doing, minus a fig leaf of democracy.
In neither case is the word genocide or ethnic cleansing appropriate, body counts don't support it. But it's especially rich to level the accusation 5 seconds after our 20 year war ended.