This paper expatiates flaws existed in government administrative mode b ased on traditional bureaucracy in present quick -change environment,and defines the basic government characteristics in network environmen t.It points out that in such environment,government should realize changes i n organization structure and functi on with the precondition of sustaining cont inuity of government function.Base d on brief introduction of present situation and basic idea of BPR,it argues that alth ough BPR is initially introduced in b usiness management area,it has close inherent connections with current g overnment function changes in its essence and problems to solve.Thus,BPR is a feasible method to realize governm ent transformation in network envir onment.By defining main function of gov-ernment,this paper discusses in detail new characteristics of governme nt reengineering and its implementa tion steps with the help of information technology.