Daqing Railway, operated by Daqin Railway Company Limited, is a 653km coal-transport railway in north China built during 1985 to 1992. Daqin Railway Company Limited ( is a SSE 50 company that operates several Railways in China, most famously the Daqin Railway, a 653km coal-transport China ( Wade-Giles ( Mandarin) Chung¹kuo² is a cultural region, an ancient Civilization, and depending on perspective a National Year 1985 ( MCMLXXXV) was a Common year starting on Tuesday (link displays 1985 Gregorian calendar) Year 1992 ( MCMXCII) was a Leap year starting on Wednesday (link will display full 1992 Gregorian calendar) It starts from the coal mines in Datong, Shanxi province, passing Shanxi, Hebei, Beijing, Tianjin and ends at Qinghuangdao port in Hebei province, China's largest coal port. Datong ( is a city in the northern Shanxi Province in China, and is located a few hundred kilometres west by rail from Beijing with an elevation of ( Postal map spelling: Shansi) is a province in the northern part of the People's Republic of China. ( Postal map spelling: Shansi) is a province in the northern part of the People's Republic of China. ( Postal map spelling: Hopeh) is a northern province of the People's Republic of China. ( Postal map spelling: Tientsin) is the second largest city in northern coastal China. Qinhuangdao ( Postal map spelling: Chinwangtao) is a city in Hebei province China. ( Postal map spelling: Hopeh) is a northern province of the People's Republic of China. This railway serves as a major channel for transporting coal produced in Shanxi, Shaanxi and Inner Mongolia to south China and is the largest coal haul railway in China. ( Postal map spelling: Shansi) is a province in the northern part of the People's Republic of China. ( Postal map spelling: Shensi) is a north-central province of the People's Republic of China, and includes portions of the Loess Inner Mongolia ( Mongolian:, Öbür mongɣul; occasionally romanized to Nei Mongol is the Mongol It is an electrified double track heavy haul railway with few passenger train services. A double track railway usually involves running one track in each direction compared to a single track railway where trains in both directions share the same track Currently, the largest freight train unit operated in this railway is 20000 tonnes, the largest in China. [1] It transported 150 million tonnes freight in 2004, 200 million tonnes in 2005, 250 million tonnes in 2006[2] and 300 million tonnes in 2007.