Geographic information is complex and diverse, but most of our work is in a specific group, so it is required that the members collaborate together to accomplish a goal. With the development of the computer industry, there is a kind of new geographical information system based on common coordination and cooperation of geographic information to complete a task, i.e. cooperation GIS, also referred to as coGIS, comes into being. This paper introduces the development framework, overall design and

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... tailed design steps of CoGIS which uses the components of ArcGIS Engine, and explores the development models of CoGIS.