Vinegar is one of the seasonings with a long history, which has been used as medicine in traditional Chinese medicine. With the deepening of research, vinegar has also been verified and used in health care products. Yuhe vinegar is a kind of rice vinegar with characteristics of south China. It's not only a China time-honored Brand, but also an intangible cultural heritage in Hunan. The history, current process status and existing problems of Yuhe vinegar were expounded, and the brand was further analyzed and forecasted from the aspects of raw mate...