It is a perennial herbaceous plant of the genus Leguminosae. It is a pasture with a long history of cultivation and a large planting area. At present, the research on the extracts of eucalyptus leaf protein, saponin and scorpion polysaccharide has become a research hotspot. Separation of saponins with high purity by adsorption method is simple in process and low in cost, and is suitable for large-scale production. Jiangsu Kingshan New Material Co., Ltd. provides saponin adsorption resin with large adsorption capacity, convenient regeneration and desorption, and is widely used in plant extraction.