Their Internet usage is growing very rapidly, and even they can do the math: If everyone in China needed an IPv4 address - just one - this country would use up one third of the entire public IP address space.
That area environmentally is a waste. You can't do anything. I don't care if the Sierra Club goes out there. It is fully polluted! You're not only going to work to clean up the environment, but also you will put people to work.

