Agricultural cultural heritage got attention in recent years gradually,especially the agricultural science and technology culture has received attention all over the world.And some international organizations have established global agricultural cultural heritage projects.Agricultural cultural heritage is the crystallization of agricultural knowledge for thousands of years,which has great significance for the development of agricultural.This paper selects the rice fish symbiosis system in Qingtian county which is one of the global agricultural cultural heritages as the research object.Finally,the author puts forward some suggestions by analyzing the development of current situation and existing issues of the rice fish symbiosis system of Qingtian county.