Abstract: It was difficult to meet the demands of the head quarter dispatching work for the dispatching management system of China Railway. After reformed with micro-services, the applicability and expansibility of the system were improved. This article analyzed the present situation and existing problems of the system, summarized the contents and characteristics, introduced the application and practice of the micro-services in meeting the business requirements, solving complex problems, accelerating the delivery process, improving system scalability and other aspects. In the end, this article put forward development direction and measures of the system.