Aerial photo taken on June 4, 2020 shows the construction site of the Changling-Yongqing section of the China-Russia east-route natural gas pipeline in Youzha Township of Luanzhou City, north China's Hebei Province. (Xinhua/Yang Shiyao)
Changling-Yongqing section of China-Russia east-route natural gas pipeline under construction
Source: Xinhua| 2020-06-05 07:18:12|Editor: huaxia
