Eco-Industrial Parks(EIPs) are the third generation of industrial parks succeeding the Economic & Technological Developing Parks and High-Tech Developing Parks in China.Guided by eco-industrial theory, the conections among enterprises and linkages between industries can help the balance among related enterprises and the sustainable development for environment and economy.EIPs are the upgrade and optimization for the former two kinds of parks.Emerging in 1920's and prospering in 1970's,industrial parks...