Abstract
A web information system to promote regional solid waste circulation was designed and preliminarily attempted by local business sectors in Kawasaki Eco-town. The system was provided through web GIS network to let regional industrial sectors share recycling technologies, spatialinformation and evaluation for environmental improvement effects. Waste management and by-product exchange were analyzed and suitable processes are incorporated into information system as well as graphic interface. Preliminary utilization among industrial group showed variant preferences for information system among different users.