Hawthorn is a traditional Chinese medicine. Its main active substance is flavonoids. It has a strong heart, increases coronary flow, lowers blood pressure, regulates blood lipids, enhances immunity, has antioxidant and antibacterial effects, and has become a hot research topic in the food and pharmaceutical industry. .

The macroporous adsorption resin is used to extract hawthorn flavonoids, and the adsorption effect is good, the desorption condition is mild, the regeneration is simple, and the product can be repeatedly used repeatedly, and has broad industrial production prospects.