Zhejiang Dayang Biotechnology Group Co., Ltd., established in 1976, is a national high-tech enterprise, an enterprise awarded by the State Administration for Industry and commerce as "keeping contract and keeping promise", a patent demonstration enterprise in Zhejiang Province and a green enterprise in Zhejiang Province. It has passed the international system certification of ISO9001, ISO14001, ISO22000 and OHSAS18001. Ocean biology has established a perfect innovation management system, provincial R & D center and Enterprise Research Institute, and obtained many patents and proprietary technologies relying on scientific and technological progress. It was successfully listed on the new third board in 2016, with stock abbreviation: ocean biology and Stock Code: 837112.