Qingdao Haida Biological Group Co., Ltd. is not a state-owned enterprise. Judging from the relevant public information, it is not a state-owned enterprise, but a private enterprise. Qingdao Haida Biotechnology Co., Ltd. is a high-tech enterprise engaged in the development and utilization of marine biological resources and the research and development, production and sales of corresponding products, focusing on the field of marine biological industry, and has formed four business segments: new marine biological fertilizer, functional marine biological products, marine environmental protection services and marine healthy food supply chain. There is a production base of seaweed bio-fertilizer and marine biological products in Qingdao Jiaozhou Economic Development Zone.