A visitor takes photos of a Mercedes-Benz car at the 6th China Changsha International Auto Show held in Changsha, capital of central China's Hunan Province, Dec. 2, 2010. The auto show opened here Thursday, exhibiting some 650 vehicles of over 90 auto brands home and abroad. [Xinhua]

Visitors look at a Lamborghini car at the 6th China Changsha International Auto Show held in Changsha, capital of central China's Hunan Province, Dec. 2, 2010. The auto show opened here Thursday, exhibiting some 650 vehicles of over 90 auto brands home and abroad. [Xinhua]