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China's high-speed trains carry millions of passengers every day—but who keeps them running safely? Meet Huang Guoqing, a young mechanic at Chengdu's EMU Depot. Through overnight inspections and meticulous repairs, he helps keep every journey safe and reliable. Let's take a look behind the scenes.
China's high-speed trains carry millions of passengers every day—but who keeps them running safely? Meet Huang Guoqing, a young mechanic at Chengdu's EMU Depot. Through overnight inspections and meticulous repairs, he helps keep every journey safe and reliable. Let's take a look behind the scenes.