The Chinese battery and auto manufacturer leapt into public consciousness in September, 2008 when Warren Buffett bought a 9.9% stake. Life hasn't been so good since. "BYD has had a rough ride the past couple of years," writes Asia analyst Michael Dunne in
Automotive News, "thanks largely to chronic quality issues with its gasoline-powered cars and rapidly fading interest from consumers." It suffered another setback in May, when a BYD e6y electric taxi -- its sole EV -- burst into flames after it got slammed by a sports car travelling at more than 90 miles an hour, killing all three people onboard.
NEXT: Toyota Prius C