Coupé concept car debuts with world premiere in Beijing: - New Midsize Coupé combines the worlds of saloons and sports cars - 224 km/h New Midsize Coupé exhibits extremely sporty proportions - Front and rear styling offers exciting look at the future of automotive design It's a four-door coupé the like of which has never been seen before in this vehicle class: the New Midsize Coupé concept car. Volkswagen has brought the concept car to Beijing…