The passage starts from Erdos, Inner Mongolia and ends at Caofeidian Port, Tangshan, with a total length of about 1000 km and an annual transportation capacity of 2,000 tons. The design standard is in accordance with the national railway 1, double track, electrification, mainly freight and passenger transport. From Zhangjiakou in the west to Shangyi, Zhangbei and Tanggu in Xining, south to Chengde West Station and finally to Caofeidian Port, with a distance of 662 kilometers. This investment was also 39.7 billion a few years ago, with an estimated 60 billion. Zhangji section of Mongolia-Hebei railway has been opened, which was originally planned to be opened at the end of 20 13. Affected by railway construction, 20 14 is expected to be realized.
Wang Lianchun, general manager of Mengji Railway Company, and his party went to China Railway Fourth Bureau to inspect and guide the work.