Shandong Tianyin Biotechnology Co., Ltd is located in the Zibo Technology Industrial Zone, covers an area of 78,000? with real assets of 52,000,000RMB. There are 200 staffs including 2 doctoral candidates, 5 postgraduates, 78techonolgists. The high educated staff takes more than 40% in total. Shandong Tianyin Biotechnology focuses on the research and extraction of natural plants. It has been developed to one of the biggest producers of natural extracts in China, and the first producer of natural plant extracts in Zibo City as well. The annuel production of marigold oleoresin reaches to 450mt, paprika oleoresin reaches to 200mt per year. In 2008, Tianyin was listed as one of the ?TOP 100 ENTERPRISES? in Zibo City.