People view a new BMW concept automobile during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
An Audi racing car is displayed during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A staff member polishes a Jaguar SUV during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
People view Porsche automobiles during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
People view a Mercedes Benz C-Class during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
People view a BMW i8 electric car during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A staff member checks a sports car during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
People view a Cadillac CTS automobile during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A George Patton go-anywhere vehicle is displayed during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A boy experiences a BMW elecric car during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A staff member checks a Mercedes Benz automobile during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A staff member polishes an Audi automobile during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A staff member polishes a Dongfeng bus during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A new type of Lamborghini automobile is displayed during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
People view a Chevrolet electric car during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A new type of Audi automobile is displayed during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)
A journalist films a Renault Megane car during the media preview of the 2014 Beijing International Automotive Exhibition in Beijing, China, April 20, 2014. The auto show will be held on April 21-29, attracting over 2,000 exhibitors from 14 countries and regions. (Xinhua/Li Mingfang)