Why Smog-Bound Chinese Cities May Have a Long Wait for Their Next Electric Bus

China's clean vehicle promotion has progressed slowly, even in a sector that has been getting the biggest government push.  The share of alternative-fuel buses in the country's total fleet remains insignificant, accounting for less than 4 percent last year, according to EVhui, a Chinese business information organization.

Why Smog-Bound Chinese Cities May Have a Long Wait for Their Next Electric Bus