Manpower and personnel is an important part of the support resources which can seriously influence the efficiency of the equipment support system.In order to effectively estimate, balance and optimize the support ability of logistical support staff, Outdoor Rug the paper created a hierarchical logistical staff support ability evaluating parameter system with multiple parameters and put forward a parameter analysis method based on AHM and Grey System Theory.Finally, an example of analysis and cbb5 calculation for maintenance personnel was provided.The paper provided a scientific evaluation criterion which can improve the evaluation efficiency and provide an important basis for the support personnel optimization.