The history and current status on sweet potato germplasm research in China were briefly reviewed. In order to avoid the valuable sweet potato germplasm lost, twice nationally sweet potato germplasm collection were done during 1952-1958 and 1979-1982. Base on the germplasm evaluation and documentation, Chinese National Germplasm Guangzhou sweet potato Nursery genebank and Chinese National Germplasm Xuzhou sweet potato in vitro genebank were established in 1990 and 1996. Their mainly responsibility are in cha...