Staff members disinfect the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption. [Photo/Xinhua]

Staff members disinfect the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption.[Photo/Xinhua]

Staff members disinfect the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption. [Photo/Xinhua]

A staff member disinfects the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption. [Photo/Xinhua]

Staff members disinfect the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption. [Photo/Xinhua]

Staff members disinfect the Shijiazhuang Railway Station West Square in Shijiazhuang, north China's Hebei province, Jan. 31, 2021. Local authorities have conducted disinfection work on key public areas such as Shijiazhuang Railway Station to prepare for the work resumption. [Photo/Xinhua]