Byd
BYD Co Ltd (SEHK: 1211) is a Chinese manufacturer of automobiles and rechargeable batteries based in Shenzhen, Guangdong province. Hailed for its innovations, BYD has grown to become a major manufacturer of rechargeable batteries, most notably mobile phone batteries. BYD topped the 2010 Bloomberg Businessweek Tech 100 list, a list of large, fast-growing tech companies.