Modern equipment life cycle management, covering the asset management and equipment management dual concept, should be called equipment asset life cycle management is more appropriate, it contains the whole process of asset and equipment management, from procurement, (installation) use, maintenance (rotation) scrapping and a series of processes, that is, including the management of the equipment, but also permeated with the value of the whole process of change process. Change process, so consider the whole life cycle management of equipment, to take into account the reliability and economy of the equipment.