中间权力网络是实现国家治理现代化的组织基础. 当代中国边疆多民族地区的治理绩效存在差异性, 东部和北部边疆在治理的有效性与合法性上都强于西部和南部边疆. 边疆治理差异的产生, 源于权利型、 权力型和传统型中间权力网络在各边疆多民族地区的不同分布. 边疆多民族地区治理现代化的实现, 有赖于权利型中间权力网络的发展、 传统型中间权力网络的转型和权力型中间权力网络的分化.“,”Middle power network is the organizational base to realize the governance modernization . Diversity exists in the performance of governance in the frontier multi -ethnic regions of contemporary China which the effectiveness and validity of governance in the eastern and northern frontier regions are better than that in the western and southern frontier regions .The difference of governance results from the different dis-tribution of right , power and traditional middle power network in different border multi -ethnic regions.The realization of governance modernization in border multi -ethnic regions depends on the development of right-oriented middle power network , the transition of traditional middle power network and the differentiation of power-oriented middle power network .