Workers inspect the overhead line system at a section of the Nanning-Guangzhou railway in south China's Guangxi Zhuang Autonomous Region, Jan. 25, 2021. Workers here have been checking and maintaining the overhead line system along Nanning-Guangzhou railway to ensure traffic safety during the upcoming Spring Festival travel rush. (Xinhua/Zhang Ailin)
Workers check, maintain overhead line system along Nanning-Guangzhou railway
Source: Xinhua| 2021-01-27 19:27:55|Editor: huaxia