
Employees work at a distribution center of STO Express in north China's Tianjin, Feb. 26, 2020. All the distribution centers belonging to a total of 17 express companies above designated size in Tianjin have resumed work. (Xinhua/Zhou Runjian)

Employees work at a distribution center of STO Express in north China's Tianjin, Feb. 26, 2020. All the distribution centers belonging to a total of 17 express companies above designated size in Tianjin have resumed work. (Xinhua/Zhou Runjian)