Hangzhou Greenthink Biological Tech Co., Ltd. is a high-technology enterprise engaged in the study, development, production and sales of plant extracts. We are located in Hangzhou City, which is famous for beautiful West Lake and about 180km to the largest Port City-Shanghai in China.

Our company owns a research institute, central foundation and sales department. 90% of our products are sold to Europe, America, Japan, Korea and Singapore.

Our company possesses an R&D center with advanced HPLC, GC, AAS and UV analysis equipment, which enables us to set up quality control system from research to production conveniently. We have set up a long-term relationship with Zhejiang University and Zhejiang University of Technology, researching new biomedicine, health-care foods and intermediary materials.

Based on the principle of high quality, competition price and honest service, we welcome partners from at home and abroad to cooperate with us. We are applying ourselves to the cause of green health for mankind