Tripterygium wilfordii belongs to the genus Tripterygium, and its main component is Triptolide, which is often used for the treatment of rheumatoid arthritis, skin diseases and other autoimmune diseases.

The macroporous adsorption resin is used to extract the tripterygium wilfordii, which has the characteristics of large adsorption capacity, good selectivity, easy desorption, easy regeneration, low cost and high efficiency.