Earlier quoted context omitted.
If you look at Japan, which generally has much looser zoning practices, it's managed to do much, much, better. It has sprawl and excess road construction too, but the sprawl is much more transit-oriented, and Japan has generally done a far better job avoiding the worst stupidities of U.S. post-war development. I'm sure there are many interacting reason for this, e.g. Japan's poverty in the decades after the war meant…
It may also be because in Japan space is very constrained, while China is a huge country with a lot available space - just like US.
Tokyo, for instance, has plenty of relatively empty space around it even today; it isn't severely geographically constrained in the same way that Hong Kong or Manhattan are.