The narrow gauge railway, affiliated to the Supply and Marketing Company of Matian Mining Co, Ltd is located in Yongxing county. Built in 1962, it is mainly responsible for the supply of large-scale materials inside the mine and the export of coal. The railway gauge is only 762 mm (the standard railway gauge is 1,432 mm). When it was completed in 1962, the total length was 15.8 kilometers with seven small stations and two sets of locomotives operating 24 hours a day. The original locomotives were 18 tons.

In 1987, they were replaced by 28-ton steam locomotives. Since 1991, they were upgraded to 380-horsepower diesel locomotives.