China’s light-vehicle exports remain robust on demand from developing countries, surging 52 percent year on year to roughly 70,000 vehicles in May.  Through May, some 303,000 vehicles were shipped overseas, a jump of 39 percent from the same period last year, according to the China Association of Automobile Manufacturers. Last month, Chery Automobile Co., China’s largest vehicle exporter, delivered 15,020 vehicles overseas, rising 49 percent from a year earlier. For the first five months, Chery’s exports advanced 33 percent to 58,928 vehicles.  In May, Great Wall Motor Co. exported 4,510 vehicles and Geely Automobile Holdings exported 1,663. Other domestic Chinese carmakers did not disclose their exports.  The destinations for Chinese vehicle brands are all emerging markets including Russia and countries in the Middle East and South America. Among automakers operating in China, only General Motors and Volvo Car Corp. export a small number of cars to mature markets.