[worth]

I was just reading an article on this.



Also, in the future, they are planning 100m Mega-Cities:

By the end of the decade, China plans to move ever greater numbers into its cities, creating some city zones with 50 million to 100 million people and "small" city clusters of 10 million to 25 million.

http://www.telegraph.co.uk/news/worl...on-people.html