After customers purchasing goods, vendor should support a period of free or payable service, this kind of action is called after sales services. In the area of after sales services for computer products, the most important factor which influences the speed and quality of the services is spare parts fulfillment. With the method on analyzing life cycle of computer products, grouping spare parts, researching RTV & RMA policy, writer is trying to find the demand of spare parts and provide a solution on how to control the spare parts within reasonable inventory. |