The registered address of Qingdao Yassef Import and Export Trading Co., Ltd. is located at Room 205, 2nd Floor, Building 1, No. 380 Zhengyang Road, Chengyang District, Qingdao City, Shandong Province. The registration authority is the Market Supervision Administration of Chengyang District, Qingdao City, and the legal representative is Sun Nini. The business scope includes general projects such as fertilizer sales; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Research and development of biochemical product technology; Research and development of bio organic fertilizers; Research and development of composite microbial fertilizers; Research and development of bio based material technology; Research and development of biopesticide technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Production of chem...