BYD, the world’s largest electric vehicle (EV) maker, has taken delivery of two new car-carrying ships – the largest yet in a growing fleet – as it bets on export growth to counter brutal competition at home.The Shenzhen-based company took delivery of its sixth carrier, the BYD Changsha, which can transport 9,200 vehicles, on Tuesday, just three days after it received the Xi’an, another vessel with the same capacity.The company’s six roll on/roll off vessels had a combined capacity of 45,600...