ABOUT SIGMA
Shaanxi Sigma Bio-Tech Co., Ltd. is a leading professional manufacturer and supplier of premium plant extracts, rooted in Shaanxi’s abundant natural botanical resources.
With deep industry expertise, we specialize in R&D, GMP-standard production and global distribution of high-purity natural raw materials, serving food, cosmetics, nutraceutical and pharmaceutical industries worldwide.
Our in-house R&D center is led by a team of 30+ senior chemists, biologists and food technologists, focusing on plant active ingredient separation, process optimization and new product development.
We maintain long-term strategic partnerships with top Chinese universities, driving continuous innovation in extraction technology and product performance.