Xian Rainbow Bio-Tech Co., Ltd is a high-tech modern company that professional devotes to the research and development, production and sales of variety of natural plant extracts pharmaceutical intermediates and chemical raw materials. The company specializes in active substance supplement with high quality, stability and security which for functional foods industry, health foods, dietary supplements, health products, and cosmetics, pharmaceutical and feed industries.Relying on the R&D team from The Fourth Military Medical University and Shaanxi Normal University, the company occupies strong technical force as well as advanced production lines and analytical instrumentation.All production process is strictly accordance with GMP compliance certification standard strictly controlled accordance with ISO quality management system. Complete quality testing and quality assurance system ensures that we can provide stable high-quality products to our esteemed clients.