is a traditional edible fungi, with unique ntrition, efficacy component, rich lysine, <br> arginine, tryptophan and flammulin substances. It is a high-protein, low-calorie, nutrient-rich polysaccharides health-food, also famous for food, medicine and ornamental dual bacteria strains in the world. In this article, we made a summary of research progress on nutrition and medicinal value of <br> , inorder to provide <br> more reference product development of <br> .