Eucommia ulmoides leaves are the raw material for the extraction, separation, and purification of chlorogenic acid API, and their quality directly affects the quality and efficacy of chlorogenic acid. The eucommia ulmoides planting bases of Jiuzhang Biotech are mainly distributed in areas with concentrated eucommia ulmoides resources in Sichuan Province, including Wangcang, Beichuan, and Bazhong. These regions, with their favorable climates and fertile soils, provide unique natural conditions for the growth of eucommia ulmoides.

Jiuzhang Biotech always adheres to the principles of "organic cultivation" and "standardized management", striving to ensure the high quality of eucommia ulmoides leaves from the source. During the process, the Company strictly adheres to organic agriculture standards, completely avoids the use of chemical pesticides and fertilizers, and employs natural organic fertilizers and biological control techniques to ensure medicinal purity, and overall safety of eucommia ulmoides leaves. Jiuzhang Biotech has also established a comprehensive planting management system, implementing standardized operations in every step from seed selection, seedling cultivation, planting, to harvesting, preliminary processing, and storage, to ensure that the active ingredient content in eucommia ulmoides leaves remains stable and meets medicinal requirements.

The chlorogenic acid for injection is a high-quality pharmaceutical product produced by Chengdu Tongde Pharmaceutical Co., Ltd. under the commission of Jiuzhang Biotech as the Marketing Authorization Holder (MAH). Jiuzhang Biotech always adheres to the principles of "Quality First" and "Green Production", strictly follows the Good Manufacturing Practice (GMP) for pharmaceuticals to ensure that every link from raw materials and excipients procurement to production processes meets the highest standards. The Company is committed to providing patients with safe, effective, and high-quality medicines through a scientific and rigorous approach, coupled with advanced technology.