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Era of technological advances in recent years, customers and suppliers co-design system is the current trend. Integration process must be frequent interaction and exchanges can be an effective exchange and sharing of design products, among value chain activities through the interaction of the codesign is essential. The main purpose of the study co-design of information systems, can effectively integrate the resources of suppliers and customers, the industry value chain to enter a more competitive edge. Its information system co-design process will be different. Methods: This study places the focus on the use of network-level analysis (ANP) decision support tools, collaborative design of information systems in the control of the Taiwan Highway Bureau Information System (CIS) analysis of case studies. Conclusion: The combination of network-level analysis-based approach, this paper can provide decision makers with the level of vertical integration and cooperation, realistic, and accurately in line with the expectations of the domestic industry to expand the control co-design information systems.