Railway workers on duty to ensure safety during holiday travel rush (6)

Photo taken on Jan. 22, 2016 shows wiremen checking wires along the rail in Genhe City, north China's Inner Mongolia Autonomous Region. Though the temperature in Genhe reached near minus 50 degrees Celsius, railway workers work outdoors as ususal to ensure safe train operations during the Spring Festival travel rush.(Xinhua/Zou Jianpu)