Earlier quoted context omitted.
China promotes a monolithic Chinese identity above race and class. That's why they are called an ethnostate. It's the anti multiculturalism and it seems to be working for them for the most part. Despite the awful nazi grade stuff going on in some parts.
This "unity" comes at a horribly steep cost. Side-stepping for a moment the humanitarian and ethical costs for a brief moment, an enforced homogeneity of ideology leaves little room for independent thinking. At some point, you end up passing down every decision down and idea down a party line like a bucket through a fire brigade. That severely stifles innovation and creates an incredibly narrow view of your options.…
I think the free society model is failing given how easy to dissipate false information, especially the kind that get people riled up against each other. It's not a surprise the US feels so divided today despite all the progress made in civil rights. Our enemies/adversaries know that. They know our weak spot. And they made it their strength. China found a way to do it without compromising other aspects of its society too much.