Abstract: Aimed at the existing problem of railway train inspection operation process, this paper proposed a method to integrate train inspection operation related system information based on HMIS application subsystem, adopt unified interface standard and specification, use key technologies of interface tables and Web services. It was implemented the application of health management of freight cars in fault prediction, guided the inspection work according to the standardized process of "one class, one train, one vehicle", realized the control and standardized management of the whole process of train inspection work, provided the complete information service support for related personnel of train inspection, improved the quality of the inspection work while reduced the labor intensity.