With the fast development of Internet

it is important for GIS to make it more open. The meaning of conformity for GIS is to change software of GIS in system architecture and data access in order to accord with the requirement of spatial data sharing

integrating and knowledge discovering. This paper puts forward a hierarchy for GIS based on distribute computing platform

which includes four layers those are spatial information display

spatial information service

spatial information access

spatial information storage from top to bottom. Every layer is make up of several functional components. The down layer provides service for up layer. To manage spatial and other information universally

this paper also discusses how to put spatial information into large commercial database which supports geometry type or not directly. Based on the idea of conformity for GIS and knowledge disvovery

this paper also presents an example called GeoBeans.