Artemisinin is extracted from the Asteraceae plant Artemisia annua L. It is the only internationally recognized antimalarial medicine in China, and its structure contains a sesquiterpene lactone of a peroxy group. Artemisinin is extracted by macroporous adsorption resin, which has the characteristics of large adsorption capacity, good selectivity, easy desorption, easy regeneration, low cost and high efficiency. Jiangsu Kingshan New Material Co., Ltd. provides artemisinin extraction macroporous adsorption resin, which has large adsorption capacity and convenient desorption, and is widely used in plant extraction.