With the Shanghai Motor Show now open we have plenty of new cars to talk about. None is more striking than Stile Bertone's Mantide released this morning. It's based off a Corvette ZR1 chassis and is one of the most spectacular designs released this year.Geely is also at the show with their GT Concept.On the four-door front, BMW released the restyled 760Li at Shanghai and AMG brought along the S