Railway transportation is a large-capacity and modern land transportation mode with a history of more than 170 years. Railroads can provide logistics managers with low-cost, low-energy transportation of commodities over long distances. Although railroads are often associated with low-cost, high-volume shipments of goods such as coal, railroads are also capable of transporting large volumes of containers in intermodal transport. Railway is the main artery of the national economy, and railway transportation is one of the main modes of transportation in the modern transportation industry. . Railway transportation can be operated day and night without interruption and all-weather, and the transported goods can reach all parts of the country along the railway line. The technical facilities of the railway transportation system are mainly composed of four parts: routes, rolling stock, signal facilities and stations.