An electric-powered Aspire car from Wuhan University of Technology rolls at the start of the Challenge Bibendum Rally in Shanghai October 13, 2004. The event promotes progress in the development of environmentally friendly vehicles and is an increasingly popular platform for car manufacturers to demonstrate state-of-the-art technologies in this field. [It is the sixth in a series that first began in 1998 in France and which has since alternated between Europe and the United States.]