Research and Development of Components Geographic Information Systems
组件式地理信息系统研究与开发

Components GIS (ComGIS), a new technology based on Components Software, is a mainstream in GIS technology. In this paper, the concept and technological foundation of ComGIS are discussed. And some differences between ComGIS and traditional GIS, as well as the relationship between ComGIS and WebGIS are studied. Also, system designs and development models of ComGIS have been presented based on recent practices.