Xiaolangdi Water Complex is the important control project to treat Yellow River, which got great attention of the water project field with the complex geology, difficult design, high demand for technology and difficult management. Especially because of tendering in every aspect internationally, it became the first international item of our country. Until now, Xiaolangdi Water Complex has operated for 10 years, which brought large social, economic and ecological benefits. However, the contractors from 40 countries and districts had conflicts with the project owner according to the contract management for their own benefits. The project owner──the Construction and Management Bureau of Xiaolangdi Project, supported by many aspects, constructed the project with high quality, and properly treated each complex dissension, accumulated important international contract management experience. Now China is carrying "Walking out"  strategy, so the paper aimes to give reference for the constructer and investor of international project.