Framework method used for large scale application information systems

This paper introduces a framework describing structure and method for large scale application information systems. The establishment of such structures and methods is intended to control the uncertainty due to the emergent behavior, and to ensure systems' stability, consistency and business agility for long-term business needs. The paper first discusses characteristics and abstract structure of current large scale application information systems, then gives framework description for system life-cycle, and finally introduces some application for framework method.