[Purpose/Significance] The establishment and work of the Science Popularization and Reading Guidance Committee (Reading Promotion Committee) of the Chinese Library Society have prompted the library community to regard nationwide reading as an important social responsibility. [Method/Process] By reviewing the nearly 20 years of reading promotion committee, this paper introduced the concept of reading promotion, reading promotion activities, reading promoters and reading promotion research, etc. [Result/Conclusion] The nearly 20-year road traveled by the Reading Promotion Committee has played an important role in promoting the in-depth development of reading promotion in the library community, which is also an important topic put forward by the society to library science.