Implementing a three-level approach in industrial symbiosis

摘要: Abstract Industrial symbiosis (IS) involves two or more companies interlinked through the exchange of materials, heat, water and by-products. In fact, evolution industrial could be part a dynamic process leading to development regional ecosystem. Based on context, this paper investigates three-level approach, i.e., individual firm level, inter-firm which incorporates cleaner production (CP) IS seek potential opportunities for improvement in an operating zone. It was applied Hai Hua Group (HHG) China. The information collected survey questionnaires, open-ended interviews reports from companies. Implementing approach mainly shows that: (1) all that implemented audit achieved economic environmental benefits, (2) existing symbiotic network discovered, (3) some links were identified both at level level. Integrating with symbiosis, relationship between its surrounding region, role government implementing are discussed. addition, barriers possible resolutions suggested. can concluded is helpful integrate CP within region provides useful guidance discovering promoting development.