The registered address of Hebei Jiuyu Biotechnology Co., Ltd. is Room 0202, Chang'an Square, No. 289 Zhongshan East Road, Chang'an District, Shijiazhuang City, Hebei Province. The registration authority is Chang'an District Market Supervision Administration, and the legal representative is Li Guochuan. The business scope includes biotechnology promotion services. Biological product technology research and development, technology transfer, technology consulting, and technology services; Sales of biological products (operating with license), food additives, chemical products (excluding hazardous chemicals), health food (operating with license), packaging materials, unprocessed primary agricultural products, and daily disinfection and sterilization supplies (excluding hazardous chemicals, flammable and explosive products, and highly toxic products). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)