BYD CEO Wang Chuan-Fu figured out how to make cheaper batteries than the Japanese by replacing machines with migrant workers.

Buffett, who is 78, was intrigued by Munger’s description of the entrepreneur behind BYD, a man named Wang Chuan-Fu, whom he had met through a mutual friend. „This guy,“ Munger tells Fortune, „is a combination of Thomas Edison and Jack Welch – something like Edison in solving technical problems, and something like Welch in getting done what he needs to do. I have never seen anything like it.“

http://money.cnn.com/2009/04/13/technology/gunther_electric.fortune/index.htm