The registration address of changsha-based biotech, ltd. Is located on the third floor of the university of hunan university entrepreneurship building, no. 186, new zone development area, changshagau, with the registration authority being the new zhuang zhuang district management board; the legal representative is liu yuhua, operating on general projects such as: development of biological-based materials technology; import and export of goods; import and export of technology; import and export agents; processing of non-food vegetable oils; sale of non-food vegetable oils; retailing of food products; initial processing of food products; initial processing of non-food agricultural products; purchase of agricultural products; production, sale, processing, transport, storage and other related services; production of marine biologically active substances; sale of chemical products (without dangerous chemicals); manufacture of chemical products exclusively (without dangerous chemicals); manufacture of pharmaceutical products without licensing); production of pharmaceutical products; purchase of herbs from land (without drinking tablets); acquisition of chinese herbs; cultivation of chinese herbs; manufacture of biological-based chemical products; sale of chemical products without licensing under the law; production of forest products; and production of