Zhejiang Province Kaihua DuKang Tea CO.，LTD. Which has passed SC certification and has the right of self-support import and export, "leading forestry enterprises of Zhejiang Province" , "agricultural science and technology enterprises of Zhejiang Province" , "credit units of Zhejiang Province abiding by contracts" , "top 100 agricultural leading enterprises of Quzhou" , "integrity management enterprises of Quzhou" , "enterprises admitted to Shanghai World Expo" ; Dukang brand civilized  Eucommia Barh tea, Mulberry Leaf Tea and Green Tea Black Tea have passed the certification of organic products from China, EU, USA and Japan, and have the certificates of "National Geographic Mark Protection Products" and "Gold Award of Shanghai International Tea Fair" , Products are being exported in bulk to the most stringent requirements for food, the highest European Union, the United States, Japan and other Western countries and Southeast Asia.