Abstract: In response to the problems of low efficiency, insufficient scalability, high operation and maintenance costs, and difficulty in quickly responding to business demand changes in the digital transformation of the railway industry, this paper proposed a cloud infrastructure resource technology architecture for the railway industry, as well as configuration strategies and technical application solutions for network resources, computing resources, and storage resources, designed he solutions for migrating to the cloud for different application types to meet the flexible configuration requirements of railway business systems for basic resources, ensure the stability and security of basic resources, and provide technology support for infrastructure resource sharing.