Hunan Yike Biological Engineering Co., Ltd., established on 2007-05-11, Business scope includes biological products,Healthy food,cosmetic,Research and development of traditional Chinese medicine;Agricultural Science Research and Experimental Development;Animal Husbandry Scientific Research Services;Application of farming technology,Promotion service;Agricultural technology extension service;Biotechnology Extension Services;Environmental protection technology promotion service;Other agricultural and animal husbandry products,birds,Eggs and aquatic products,feed,Wholesale of cosmetics and hygiene products;Agricultural and sideline products,Health products,water soluble fertilizer,sales of cleaning supplies.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Ao Qi （ Shen Zhen ） Sheng Wu Ke Ji You Xian Gong Si, established on 2020-08-05, Business scope includes general business items:R&D and application of cell technology;Human stem cell technology development and application;Health Consulting Services(Does not include medical services);Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Business Management Consulting.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license),The licensing program is:Medical Research and Experimental Development(remove human stem cells,Development and application of genetic diagnosis and treatment technology);Drug Wholesale;Drug retail.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Prudit (Taizhou) Biotechnology Co., Ltd., established on 2021-04-14, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Research and development of bio-based material polymerization technology;Research and development of bio-based materials technology;Sales of bio-based materials;Medical Research and Experimental Development;Information Technology Consulting Services;Domestic trade agent;marketing planning;Domestic Freight Forwarding;Advertising Design,acting;internet sales(Except for products that require a license for sale);Sales of Class I Medical Devices;Sales of Class II Medical Devices;Chemical product sales(No licensed chemical products);Specialty Chemicals Sales(Free of Hazardous Chemicals);Sales of plastic products;Wholesale of electronic components;Machinery sales;Instrument sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Jiangsu Yihai Pharmaceutical Co. Ltd. is a Chinese private company located in Xuzhou. The firm manufactures and wholesales pharmaceuticals. On September 22, 2009 Jiangsu Yihai Pharmaceutical Co. Ltd. acquired Jiangsu Yihai Pharmaceutical Co. Ltd. from Jiangsu Nhwa Pharmaceutical Co., Ltd.

Huawei Hengyuan (Beijing) Biomedical Technology Co., Ltd. engages in the preparation of sertoli cells and provides biomedical technological research services. The company was founded by Jian Lin Liang on December 4, 2018 and is headquartered in Beijing, China.

CITIC Xiangya Reproductive & Genetic Hospital Co., Ltd is a Chinese company located in Changsha City and ultimately controlled by the Government of China that operates as a hospital.