Anju Hongqi is a specialty of Anju District, Suining City, Sichuan Province. It is a traditional high-quality variety in China. The sweet potato has a uniform root and a light brown skin. It contains not only a large amount of starch, soluble sugar, multivitamins and amino acids, but also egg, fat and fat. Food fiber and minerals such as calcium and iron. The block is spindle-shaped and has a smooth suede; the texture is fine, the meat is reddish and the color is uniform; the weight of the single piece is 80g to 120g; the raw food is crispy and delicious, and the cooked food is soft and smooth.