May 25th, 2009 ... "Audi Cup" Dragon Four-wheel Drive National CBA Level Challenge-Shenzhen Division A Level Competition. ... the competition is all free, and there is a thousand yuan prize waiting for you. Competition time: June 2009 1 ... Competition rules: Players must bring their own four-wheel drive to participate in the competition (the racing car and accessories must be Zhanlong four-wheel drive produced by Audi Double Diamond Company) in order to run the specified distance.