Catalogue of Life China: 2023 Annual Checklist China is supported by the Strategic Priority Research Program of the Chinese Academy of Sciences (Grant No. XDA19050202), and implemented by Institue of Zoology, CAS. We want to thank all who contributed to the construction of Species 2000 China Node and CoL-China. In particular, thanks go to Prof. Frank Bisby, Reading University, UK, for his warm and valuable help; to Yuri R Roskov, Executive Editor of Catalogue of Life, and other colleagues in Species 2000 Global Hub for their kind consultation, to taxonomists for checking the data in source databases, to Institute of Botany, Institute of Zoology, Institute of Microbiology and Institute of Oceanology, Chinese Academy of Sciences, etc. for their support to the Species 2000 China Node.