The Dunhuang Railway (simplified Chinese: 敦煌铁路; traditional Chinese: 敦煌鐵路; pinyin: Dūnhuáng Tiělù) is a branch of the Lanzhou–Xinjiang Railway in Gansu Province, China. It runs 169 kilometres (105 mi) from Liugou Railway Station in Guazhou County, on the main line, to the terminus at Dunhuang Railway Station. Construction, at a cost of 640 million yuan, started on 7 September 2004. The first service to Dunhuang ran on 3 March 2006.