敦煌鉄道が全線開通、全長169キロ 甘粛省で唯一の観光専用 [Opening of the Dunhuang Railway, length is 169 kilometers. It is the only sightseeing-only railway in Gansu Province] (in Japanese). Embassy of the People's Republic of China in Japan. 4 March 2006. Retrieved 5 April 2017.