Datong-Qinhuangdao railway in Shanxi, artery of China's coal transportation

Operators load coal at a loading station on the Datong-Qinhuangdao railway in Datong, north China's Shanxi Province, Oct. 23, 2018. The 653-km long Datong-Qinhuangdao railway is an artery of China's coal transportation. (Xinhua/Cao Yang)