A police officer stands on duty at a temporary checkpoint for epidemic control on a road linking Gaocheng District and the urban area of Shijiazhuang, in north China's Hebei Province, Jan. 9, 2021. (Xinhua/Jin Haoyuan)
A police officer stands on duty at a temporary checkpoint for epidemic control on a road linking Gaocheng District and the urban area of Shijiazhuang, in north China's Hebei Province, Jan. 9, 2021. (Xinhua/Jin Haoyuan)
Police officers stand on duty at a temporary checkpoint for epidemic control on a road linking Gaocheng District and the urban area of Shijiazhuang, in north China's Hebei Province, Jan. 9, 2021. (Xinhua/Jin Haoyuan)
Police officers stand on duty at a temporary checkpoint for epidemic control on a road linking Gaocheng District and the urban area of Shijiazhuang, in north China's Hebei Province, Jan. 9, 2021. (Xinhua/Jin Haoyuan)
