Chengdu Document Information Center of China Academy of Sciences (Chengdu Library of China Academy of Sciences) is the southwest center of the document information system of China Academy of Sciences, which was founded in 1958. After more than 40 years' development, it has become the largest sci-tech library and information center with strong technical force in Southwest China, as well as CSTNet Chengdu Network Management Center, China Academy of Sciences Chengdu Sci-tech Novelty Consulting Center and Sichuan Sci-tech Novelty Consulting Service Sub-center.