Jiang Yunzhong¹, Wang Haichao¹, You Jinjun¹, Alessandro Bettin²，Bingyong Mao²，Dong Yanjun¹, Simona² and Lu Fan¹

(1.China Institute of Water Resources and Hydropower Research, Beijing, 100044,2. SGI Studio Galli Ingegneria SpA, Padova, Italy)

Abstract: As one of the four great projects of  the 21st century, South-to-North Water Diversion Project will improve the water distribution pattern and relieve water crisis in North China, facilitate sustainable socio-economic1 development. Along with the development of economy and society, operation decision-making managementis significant in maintaining the sustainability of the large scale hydraulic works in terms of social, economic and environmental impacts. With the characteristic of the East Route and Middle Route analyzed, the sustainable integrated water management DSS is established , which will provide firm support on decision of sustainable social、economic and environmental development.

Key words: South-to-North water diversion; sustainable; water resources; integrated management; DSS