Abstract: With the frequent increase in reconstruction, the rise of manufacturing organization cost and risk has become an increasingly important subject. From the point of view of the ecological organization theory, the paper proposes the concept of multi-lifecycle organization, and elaborates the definition qualification of organization multi-lifecycle circulation. Based on the structural and functional characters of the optimal organization unit, the paper presents the mechanism of organization multi-lifecycle circulation and evolution, as well as the design method for multi-lifecycle organization with the optimal organization unit as the basic structure cell. The method has the advantages of realizing organizational core competence duplication and evolution between generations and organizational resources cross lifecycle sharing, realizing the fast reconstruction of the manufacturing organization, and reducing the organizational reconstruction cost and the risk of organizational change.

Key words: optimal organization unit, organization life, multi-lifecycle, organization design