GIS of the Comprehensive National Situation for the State Council (9202 Project) is a multifeature

multilevel and multitense spatial information system. Based on the spatial data of National Fundamental Geographic Information System

it provides the leaders of different ranks in both central government and local government agencies with themacroscopical analysis and policy-making basis in fields of economical management and social development. In this paper

the following technical problems are discussed in detail: basic characteristics of government GIS

principles of software design

techniques of software devlopment

system functions and real application of 9202 Project. Besides

some suggestions for software devlopment are given.