Abstract:The paper is to provide objective and reliable data support and suggestions for The five Northwestern Provinces in Our Country’s scientific research evaluation and disciplines construction. It takes InCites and ESI as data source ,makes a statistics on The Five Northwestern Provinces’s SCI articles in 2005-2016,and analysis them from aspects of the acientific research productivity, scientific research influence, SCI papers on domestic and international cooperation, enter the ESI 1% subjects. The five Northwestern Provinces scientific research institutions should step up efforts to improve quality of articles, increase output of high quality articles, to strengthen the construction of talent team, encourage and advocate the international and domestic cooperation research, optimize the discipline construction, firmly grasp the facing opportunity of development, so as to improve scientific research evaluation.