I. Introduction
Production operations Management is one of the basic functions of organization, Its importance of self-evident. Through analysis production operations management of a China alumina production enterprise, it found that alumina production process is complex and the production cycle as well as the production process is longer. Because of the production process involves many different production systems. It is difficult to quantitatively control in the actual production operations management of the alumina production process. Therefore the manager was unable to get timely and accurate data, and could only be feed back controlled.