Tesla has issued the largest-ever product recall in mainland China’s electric vehicle (EV) market, as Elon Musk’s firm pledges to fix a door-handle issue affecting nearly 3 million cars.The massive recall comes as Chinese regulators move to ban retractable car door handles over safety fears, after a fatal incident last year in which a driver was left trapped inside a burning vehicle as passers-by were unable to open the car doors.While Tesla is not the only company affected by the move, the US...