how is it tough at the moment?, page-9

And how long is mining going to last with the China Housing Bubble popping. 64.5 million apartments empty in first 6 months of 2010.

And wait until they stop building skyscrapers :

http://www.nzherald.co.nz/business/news/article.cfm?c_id=3&objectid=10778263

'A skyscraper building boom in China and India may be a sign of an impending economic collapse, according to financial experts.'

'Barclays Capital has mapped an "unhealthy correlation" between construction of the world's tallest buildings and looming financial crises over the last 140 years, including the Great Depression and the Asian financial crisis.'

'Today, China is home to over half the 124 skyscrapers now under construction worldwide.'