When studying a large and complex system, modeling is one of the scientific approaches to understand the nature, movement process, to choose innovative solutions, and to complete corporate management system (CM). Quality management (QM) plays a role as a principle system, a connection method of management operations with process of production, production/service supply to achieve quality target (QT) and business efficiency. Deriving from practical management requirements, every enterprise should study to construct and develop QM system appropriately.