Yunnan Rainbow Bio-Tech. Co., Ltd. (short for Yunnan Rainbow), established in 1996, is a professional hi-tech enterprise specializing in colorant and plant extracts. Our company is located in the Kunming Economic & Technological Development Zone. Yunnan Rainbow's main colorant includes Radish Red, Red Cabbage, Perilla Red, Red Rice Red, Beet Red, Gardenia Yellow, Safflower Yellow, Lac Dye and Purple Sweet Potato colorants. We also offer Notoginseng Extract, 20-Hydroxyecdysone, Tara gum, Gallic acid and Tannic Acid. Our company has been HACCP and ISO9001 certified. Yunnan Rainbow combines advanced technology with the most specialized equipment and production practices in China. Our company enjoys a high reputation in the research and development of natural colorant.After several years of high-speed development, Yunnan Rainbow has become a leading colorant producer in China, with a yearly output of hundreds of tons of natural colorant. Now, Yunnan Rainbow is the largest Red Radish, Red Cabbage and Red Rice Red colorant manufacturer in China.Yunnan Rainbow follows the tenet of "improving product quality and creation oriented". Our company has launched many research programs of production innovation with our Chinese universities, institutes and foreign experts. Most of our products are exported to Japanese, Korean, European and American markets. Yunnan Rainbow would like to invite you to develop domestic and overseas markets together with us and build a bright future for Chinese natural colorant and food industries.