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Railway policeman Gou Fawei (R) brings dumplings to his wife, policewoman Luo Yakun, on a railway bridge on the junction of the administrative areas by their two police stations when they patrol the railway line crossing Haiyuan County and its neighboring Tongxin County in northwest China's Ningxia Hui Autonomous Region, Jan. 23, 2019. (Xinhua/Wang Peng)
