In this photo taken Monday, March 16, 2020, tugboats push a 300,000-ton very large crude carrier (VLCC) to a shipyard on the Yangtze River for retrofit in Qidong city in east China's Jiangsu province China. China, the world's biggest energy consumer, is taking advantage of a plunge in global oil prices due to the coronavirus outbreak to build up its stockpiles of crude. Imports rose 4.5% in March over a year earlier even as the world's second-largest economy shut down to fight the virus and demand collapsed. (Chinatopix Via AP, File)