[目的/意义]在IR发展进入平稳期及向下一代IR转型的重要节点，梳理我国IR的建设历程、现状和面临的挑战，以达到推动我国IR加速和深入发展的目的。 [方法/过程]首先采用网络调查法及电话、邮件调查法相结合的实证调研法，以国内高校和中国科学院、中国农业科学院等科研院所IR为调查对象，对全国IR发展现状进行调查梳理；其次对调研结果按照高校系统、科研系统和总体情况进行对比分析，总结IR发展成绩与问题。[结果/结论] IR建设取得了一定成就，在建及拟建IR数量不断增加，资源规模大幅增长。然而IR发展存在管理政策不完善、访问限制过多、知识产权不明确、开放性不足、自存储率低等问题。

[Purpose / significance] At the important node of IR development entering a stable period and in the transition to the next generation of IR, this paper reviews the construction process, status quo and challenges of institutional repository in China, so as to achieve the purpose of accelerating and deepening the development of IR in China., [Method/process] First, it adopts the empirical research method combining the network survey method and telephone and email survey methods, and takes domestic universities, Chinese Academy of Sciences, Chinese Academy of Agricultural Sciences and other scientific research institutes as the survey object to investigate the development status of the national IR; second, the survey results According to the comparative analysis of the university system, scientific research system and the overall situation, summarize the IR development achievements and problems. [Result/conclusion] Some achievements have been made in IR construction. The number of IR under construction and to be built is increasing, and the resource scale is increasing greatly. However, there are some problems in the development of IR, such as imperfect management policies, excessive access restrictions, unclear intellectual property rights, insufficient openness and low self storage rate.