A t the world’s biggest car fair, which opened in Beijing on Friday, there were hundreds of manufacturers, more than 1,000 vehicles, hundreds of thousands of enthusiasts – and hardly anyone behind a wheel. China’s car companies have cornered the domestic electric vehicle market, and are increasingly visible on the global stage . Now they are turning their attention to what they are betting is the future of mobility: autonomous driving. At the Beijing Auto Fair, a huge industry event that covers 380,000 square metres on the outskirts of the capital, the country’s carmakers showed off a range of intelligent driving technologies. In China’s cut-throat domestic market, nearly every big carmaker is investing heavily in the software and computing power needed to make “hands-free” driving a reality as they compete to offer additional perks and find new ways to generate revenue.…