BYD has sold its mass-produced, fully electric buses in more than 110 cities in 36 countries. BYD is also quietly building a U.S. business that supplies rechargeable buses to transit agencies in Los Angeles, Long Beach and Gardena in California, Denver and St. Albert in western Canada.

At its current pace, CEO Wang expects BYD to join the ranks of the Global Fortune 500 companies by 2017.