Hangzhou Greensky Biological Tech. Co., Ltd is a high-technology enterprise that engages in the work of study exploitation production and sale of plant extract. It located in Hang Zhou city, famous for its beautiful West Lake and about 180 KM to the largest Port City Shang Hai, China. The company owns a research institute, central foundation, sales department. 90% of its products are sold to Europe, America, Japan, Korea, Singapore. Hangzhou GreenSky Biological Tech. Co, Ltd possesses an R&D center with advanced analysis equipment such as HPLC, GC, AAS, UV, thus making it convenient to set up quality control system from research to production. It have set up a long relationship with Zhejiang University, Zhejiang University Of Technology researching new bio-medicine, health-caring food and intermediary material. Concentrate the Natural Elite, Care the life of man kind. Based on the principle of high quality and competition price and honest service, We welcome partners at home or overseas to cooperate with us bona fide, applying ourselves to the cause of green health of mankind together. Our main product is Grape Seed Extract, Green Tea Extract, Red Yeast Rice, Lycopene, Lutein, Ginkgo Biloba Extract and so on.