BYD Auto is a Chinese manufacturer.
BYD Auto Co. , Ltd. is a Chinese automobile manufacturer based in Xi'an , Shaanxi Province , and a wholly owned subsidiary of BYD Company . Its principal activity is the design , development , manufacture and distribution of passenger cars and buses sold under the BYD brand . BYD Auto sold a total of 506,189 passenger cars in China in 2013 , making it the tenth-largest selling brand and the largest selling Chinese brand . BYD Co Ltd is a Chinese manufacturer of automobiles and rechargeable batteries with its corporate headquarters in Shenzhen . Xi'an . oggchang2.an1 ] ) before the Ming dynasty , is the capital of Shaanxi Province , People 's Republic of China .