Xi'an Rainbow Biotech Co.,Ltd is a GMP standard manufacturer of high quality natural botanical extracts which located in China. We has serving naturally over a decade. Depending on the advantaged climate and rich botanical resources in Qinling maintains, Rainbow biotech manufactures herbal materials over 2000 Tons per year. We have our own cultivating base of Echinacea Purpurea over 300000 square meters and forms complete industrial chain pattern of Echinacea Purpurea and Cistanche Tubulosa from material cultivating, manufacturing, R&D and sales. Our key products contains Echinacea Extract, Cistanche Tubulosa Extract, Oat Straw Extract, Cinnamon Extract, Hawthorn Extract, Pomegranate Extract, Black Cohosh Extract, Goji Berry Extract, Astragalus Extract, Bitter Melon Extract, Yucca Extract.We has extensive contacts and business relationships throughout the world. We're accomplishing cooperation with numerous successful manufacturers in the domain of pharmaceutical, food and cosmetics industrial at home and abroad. Xi'an Rainbow Biotech devote to the development of human health, and we believe the natural specialty ingredient and innovation are the best basis for us to serve every client.