Licorice is a commonly used Chinese herbal medicine. It has the functions of replenishing spleen and replenishing, clearing away heat and detoxifying, relieving cough and relieving cough. Among them, licorice flavonoids have pharmacological effects such as anti-oxidation, anti-tumor, liver-protecting and anti-ulcer. The licorice flavonoid adsorbent 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 licorice flavonoids.