With the rapid development and growing maturity of the new generation of information and new technologies such as mobile Internet, big data, cloud computing, Internet of Things, artificial intelligence and other new technologies, railway enterprises are also actively exploring the use of high-tech transformation of traditional railway transport, to achieve the purpose of enhancing the ability of transport safety and security, improving the quality of transport services, and improving the efficiency and effectiveness of transport. This paper analyses the tasks of railway digital transformation from five aspects and puts forward the railway digital transformation programme to provide reference and reference for the research and practice of railway digital transformation in China.