No, it isn't.
And most of the people who will tell you that wouldn't know capitalism if it bit them in the hind end.
And China isn't everything it's cracked up to be, either.
Links (which should have been provided in that article):
Carnegie Study
Hutchinson article
IHT articles on China's growth and pollution
What's the weirdest about all this is that China's rulers run its economy EXACTLY like the worst capitalist robber baron a liberal could imagine, committing all the sins of environment, worker abuse, and accumulation of power that capitalism is saddled with in their views.