The lotus leaf is the dry leaf of the water lily plant lotus. The alkaloids in the lotus leaf have the blood lipid lowering, inhibit the cholesterol, anti-oxidation and other pharmacological activities, and are the main active components of the lotus leaf. The use of resin to extract lotus leaf alkaloids saves time and effort, saves a lot of organic solvents, and is environmentally friendly, suitable for industrial production. The lotus leaf alkaloid separation and purification resin provided by Suzhou Bojie Resin Technology Co., Ltd. has large adsorption capacity and high selectivity for alkaloids. The purity of the obtained product is high. Resin is recyclable, process is simple, operation is convenient. It's widely used in extraction of lotus leaf alkaloid.