Abstract: Basedon the analysis of the characteristics of the railway passenger transport planning and the existing problems, this article discussed the significance and design principles of establishing a centralized passenger transport planning system, studied and designed a new idea of centralized compilation, elaborated on the structure and function design of the system. It implemented seamless access of railway passenger car operation chart, three-level connection of dispatching command, advanced preparation of passenger car operation plan and automatic completion of next day shift plan. Finally, it realized the whole process tracing and whole life cycle management of passenger car, and solved the problems of low data sharing and low level of business collaboration at present.