Aloe-emodin is an antibacterial active ingredient of rhubarb. It is a chemical of orange needle-like crystal or khaki crystal powder. It can be extracted from aloe, has anti-tumor activity, antibacterial activity effect. The  adsorbent resin provided by Suzhou Bojie Resin Technology Co.,Ltd has strong adsorption capacity, long service life, stable physical and chemical properties, good selective separation effect, practicality and low cost, and is often used for purification of organic matter. Separation and extraction of aloe-emodin are very ideal and have been widely used in the extraction process of aloe-emodin, which has been well received by domestic and foreign customers.