Xi&＃039;an 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. Company specialized in active substance supplement which for functional foods industry, health foods, dietary supplements, health products, and cosmetics, pharmaceutical and feed industries. Quality, stability and security products are selling well at home and abroad. Our company has advanced complete production system, strong technical force and reasonable facilities plant layout, the production process is strictly accordance with GMP compliance certification standard; company is equipped with a variety of advanced analytical instrumentation, the entire production process which from raw materials to the final product is 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. We always abide by the faith of "quality first, credit first", the spirit of "innovation, enterprising" to provide our clients with high quality products and best service. We warmly welcome all the clients to visit and cooperate with us for creating resplendence together.