Epimedium is a modern Chinese medicine used in the treatment of impotence, nocturnal emission, urinary incontinence, cold joint pain, irregular menstruation and other symptoms. Modern medical research points out that in addition to traditional medical value, Epimedium in Changbai Mountain has many new pharmacological effects and uses, such as anti-aging, promoting bone growth, and improving hematopoietic disorders. Therefore, its products are one of the most popular products in the modern medical and food field, and it is a plant medicinal material with great development value.

Technical requirements for quality of Epimedium in Changbai Mountain (1) Cultivation management. 1. Growth environment: It grows in the southwest of Changbai Mountain, along the mild and shallow areas of the Yangtze River, under the sparse forests and shrubs. The degree of depression is between 55% and 75%, and it is darker and darker brown soil. 2. Harvesting and processing: from mid-late August to early September, after harvesting the upper part of the ground, cut the leaves with small petiole from 4cm to 5cm, and bundle them into small handles; the drying process should be frequently turned to prevent mold rot. In order to protect resources, it is strictly forbidden to dig up when harvesting. 3. Storage and transportation: Store in a cool, ventilated, dry warehouse, pay attention to insects and mildew. (2) Quality characteristics. 1. Sensory features: small leaves large, oval, 4 cm to 10 cm long, 3.5 cm to 7.0 cm wide, apex long sharp, base deep heart-shaped, asymmetrical, margin with thorny serrated, slightly thinner leaves . Spicy, sweet, and warm. 2. Physical and chemical indicators: icariin ≥ 0.6%, total flavonoids ≥ 6.0%

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Producers within the scope of protection of the geographical indication products of Epimedium in Changbai Mountain may apply to the Quality and Technical Supervision Bureau of Linjiang City, Jilin Province for the use of the “Special Mark for Geographical Indication Products”, which shall be approved by the General Administration of Quality Supervision, Inspection and Quarantine.