Investigators and rescue workers check a site where a shuttle bus from Shanghai plunged down a 30-meter slope at a section of Guiyang-Bijie Expressway in Dafang county, southwest China's Guizhou province. [Xinhua]

A crane prepares to lift an overturned shuttle bus after an accident at a section of Guiyang-Bijie Expressway in Dafang county, southwest China's Guizhou province, Novmember 18, 2009. [Xinhua]