Founded in 2004, Shaanxi Guanjie Biotech is a premier high-tech enterprise dedicated to delivering innovative ingredients and advanced B2B solutions for the global pharmaceutical, health care, functional food, and cosmetics industries. Specializing in high-purity natural extracts and nutritional compounds—including Phosphatidylserine, NMN, Resveratrol, Ferulic Acid, and Red Yeast Rice Powder—we empower brands worldwide with superior quality and scientific backing.

Guanjie operates state-of-the-art manufacturing facilities and an independent R&D center. Our robust infrastructure spans a 7,000-square-meter footprint, featuring a 2,000-square-meter cGMP-standard clean workshop and a 500-square-meter advanced laboratory equipped for rigorous quality control and technical innovation. We set up a research and development laboratory and physical and chemical analysis laboratory. And the laboratory construction complies with GMP and QS standards.Guanjie Biotech also cooperates with Northwest University to establish a master's experimental base, and also establish a strategic partnership with Xi'an Branch of the Chinese Academy of Sciences.


Guanjie Biotech is committed to maintaining high quality standards throughout its manufacturing and supply operations. Our products are developed and produced in accordance with international quality requirements, supported by certifications such as ISO, Halal, and Kosher. These certifications demonstrate our commitment to quality management, product safety, and diverse dietary requirements in global markets. In addition, we invest in research and development to improve production processes, optimize product specifications, and support evolving customer needs. With over 16 national patents, Guanjie Biotech continues to strengthen its technical capabilities and provide reliable ingredient solutions for global manufacturers and business partners.