[Purpose/significance] At present,there are still some problems in Chinese think tanks information support system. Analyzing the practice and characteristics of Rand Company information support system construction can provide some inspiration and reference for the think tanks development in China. [Method/process] Using literature research,network research and case study,this paper collects data and research reports from the official website of Rand Corporation. It focuses on how RAND access information resources,integration of information resources,and support of library and information agencies,information service teams,innovative methods and collaboration with other institutions. The characteristics of its information support are analyzed and evaluated. [Result/conclusion] RAND emphasizes the diversity of information resources,multi-direction of information exchange and coordination of information services. In the process of information support construction,Chinese think tanks should innovate the accumulation and integration of information resources,increase the development of information resources,explore effective data co-construction and sharing mechanisms,increase the proportion of expert wisdom,use modern technology to assist information research,and emphasize the collaborative innovation with other library and information institutions.