According to the textural researches about documents and matericals which recorded Yandi＇s allusions, we think that Yandi and Shennong can be called collectively, Yandi who tasted kinds of herbs and Yandi who subordinated himself to Huangdi in the battle of banquan were not the same persons. Therefore, we can arrange and clarify that the medical fields about Yandi Shennong are tasting herbs to distinguish the medichines and grains, curing diseases by herbs, inventing potteries to process medicines, satisfying people with cutting Tong as piano,...
