Visitors view a Toyota Prius Plug-in Hybrid vehicle during the 25th World Battery, Hybrid and Fuel Cell Electric Vehicle Symposium and Exposition in Shenzhen, south China's Guangdong Province, Nov. 7, 2010. Some new electric and hybrid vehicles, made by famous carmakers worldwide, were shown at the exposition which kicked off on Nov. 5. Foreign automobile giants have paid more attention to the electric vehicles market in China. [Xinhua]