在海选省级信息化初始评价指标的基础上,采用相关分析和主成分分析定量筛选方法对初始指标体系进行变量筛选;保证筛选出的指标对评价结果有显著影响的前提下,构建了省级信息化评价简约指标体系;用22%的指标反映了99%的原始信息.最后综合各主成分构造的综合评价模型对我国31个省的信息化水平进行了实证分析,得到了较好的评价结果. On the basis of the initial evaluation index of provincial electoral information, we use the correlation analysis and principal component analysis quantitative screening method to select variables for the initial index system; under the premise of ensuring that the selected indicators have a significant impact on the evaluation results, Level informationization evaluation simple indicator system; 22% of the indicators reflect 99% of the original information.At last, based on the comprehensive evaluation model of each principal component structure, this paper empirically analyzes the informatization level of 31 provinces in our country, Evaluation results.