Chinese carmaker Li Auto launched a pre-emptive strike against US rival Tesla by offering a new six-seat, fully electric SUV to affluent families on the mainland, as competition in the world’s largest automotive market continues to escalate.Beijing-based Li Auto, one of the only three profitable electric vehicle (EV) makers in mainland China, on Tuesday unveiled the Li i8 – built with autonomous driving technology and a digital cockpit – that would be priced from 321,800 yuan (US$44,889) to...