Adzuki bean is a kind of high-protein, low-fat, high-nutrition cereals. It also has the functions of clearing away heat and detoxifying, reducing swelling and pus, spleen and stopping diarrhea. It is known as the "red pearl in food". The macroporous adsorption resin has good selectivity, large adsorption capacity, high production efficiency, and easy desorption. The solvent is used in a small amount, the cost is low, and the operation is simple and easy, and the extraction of adzuki bean polyphenol has an ideal effect. The adzuki bean polyphenol adsorption resin provided by Suzhou Bojie Resin Technology Co., Ltd. has the advantages of strong adsorption capacity, long service life, stable physical and chemical properties, good separation effect, etc. It is widely used in the extraction of adzuki bean polyphenols.