Workers overhaul overhead line system along railway to ensure traffic safety

Workers conduct safety check during an overhaul of the overhead line system at a section of the Nanning-Kunming railway in Baise City, south China's Guangxi Zhuang Autonomous Region, Jan. 15, 2020. 

Workers conduct safety check during an overhaul of the overhead line system at a section of the Nanning-Kunming railway in Baise City, south China's Guangxi Zhuang Autonomous Region, Jan. 15, 2020.

Workers prepare to conduct safety check during an overhaul of the overhead line system at a section of the Nanning-Kunming railway in Baise City, south China's Guangxi Zhuang Autonomous Region, Jan. 15, 2020.

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