Abstract: In order to give full play to the important role of safety management system in enterprise safety management,firstly, integrate the occupational health and safety management system and the work safety standardization system, infrastructure construction of safety standard, basic management, assessment and evaluation system were complete.Secondly, overage and penetration of system establishment and implementation, risk identification and control, and human, machine, material, method, environment, measurement and other links, sub-system of safety grade evaluation and hidden danger detection and management were constructed and completed.Lastly, through the operation practice and continuous improvement of the safety management system with the core structure of safety level evaluation and hidden danger detection and management, the finalization and copying translation were completed, the current unified mode of safety management system for CRRC global all-level production and operation enterprises was formed.The results show that the occupational health and safety management system is transformed through the field practice of enterprises,it can not only realize the universal standard implementation goals such as effectively undertaking professional standards and quickly replenishing the weak points of management, but also realize the individual needs of enterprises such as system implementation, resource allocation, site management, performance appraisal and other all-round whole-process inspection and evaluation.

Key words: safety management system, safety production standardization, risk identification and control, safe grade evaluation, hidden danger detection and management