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A worker makes masks at a workshop of a medical material producing company in Jiaozuo City, central China's Henan Province, Feb. 9, 2020. (Photo by Feng Xiaomin/Xinhua)
A worker makes masks at a workshop of a medical material producing company in Jiaozuo City, central China's Henan Province, Feb. 9, 2020. (Photo by Feng Xiaomin/Xinhua)