Southeast Asian growers can now ship durians to China faster than before using a new cold-storage rail service linking Thailand, Laos and southwest China’s Yunnan province, slashing prices for the pungent fruit.The first goods train laden with durians from Thailand – China’s biggest source of the fruit – began winding its way north through Laos to China over the weekend, state broadcaster CCTV reported on Tuesday.More than 90 per cent of the world’s durian exports – worth about US$7.5 billion...