Workers examine an H-shaped steel product at a factory of Masteel Group, east China’s Anhui province, April 3. Photo by Zhang Lei, www.cpanet.cn

Workers polish the surface of an H-shaped steel product at a factory of Masteel Group, east China’s Anhui province, March 31. Photo by Zhang Lei, www.cpanet.cn

Containers are being handled at the Port of Lianyungang, east China's Jiangsu province, March 31. Photo by Wang Chun, www.cpanet.cn

A worker manufactures elevator parts to be exported at a factory of Yida Express Elevator Co., Ltd. in Nanxun Economic Development Zone, Huzhou, east China’s Zhejiang province, April 3, 2020. Photo by Zhang Bin, People’s Daily Online