There is an interesting article in today's Sydney Morning Herald, written by John Garnaut and entitled, The Miners China Left For Dead.
The article describes a system run on bribes and lies
Quote: At 10pm on August 18, Meng Xianchen and Meng Xianyou were working 20 metres underground when the hillside above them collapsed and replaced their exit tunnel with a 13-metre earthen wall. For six days they survived in this tomb by chewing finger-sized pieces of coal and swallowing their own urine. They joked about whether their wives were pretty enough to find new husbands.
After interviews with more than a dozen relatives, workers and witnesses, it seems being buried alive was only half of their trouble. They were also up against a corrupt alliance of mine owners, police and district government officials. The system left them for dead.
Full article: The Miners China Left For Dead