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A worker works in a maintenance shed of Metro Line 5 under construction in Wuhan, central China's Hubei Province, March 31, 2020. Wuhan Metro Line 5 has resumed construction since March 23. (Photo by Jin Wei/Xinhua)
A worker works in a maintenance shed of Metro Line 5 under construction in Wuhan, central China's Hubei Province, March 31, 2020. Wuhan Metro Line 5 has resumed construction since March 23. (Photo by Jin Wei/Xinhua)