Mercedez-Benz, Audi, BMW and other luxury carmakers have taken this year’s Chengdu Auto Show in southwestern Sichuan province by storm, investing heavily to debut a number of super sleek car models targeting China’s younger clientele. Even though the number of visitors to this year’s auto show, the biggest in western China, is less than in previous years, the three German brands have all upped the ante, expanding their exhibition floor space and filling them with a range of state-of-the-art autos, as China’s luxury car market shows no sign of slowing. Munich-based BMW had six new cars on show, including its latest 4 series coupe, a low-slung, aerodynamic, sporty fashion statement. The firm commanded an exhibition area of 3,210 square meters while Mercedez-Benz and Audi were not far behind with booths of almost 3,000 square meters. The three marques are all neck to neck in the battle for market share. Mercedez-Benz, owned by Germany’s Daimler, sold 346,000 units in China in the first ha...