Guangzhou Ziyuan Biotechnology Co., Ltd., established on 2007-02-07, Business scope includes natural science research and experimental development;Engineering and Technology Research and Experimental Development;Chemical Engineering Research Services;Agricultural Science Research and Experimental Development;Animal Husbandry Scientific Research Services;Aquaculture scientific research service;Medical Research and Experimental Development;drug development;Chemical product testing service;Biotechnology Extension Services;Biotechnology Development Services;Biotechnology Consulting,communication service;Biotechnology Transfer Services;Technology intermediary service;Science and Technology Information Consulting Services;Commodity wholesale trade(Except for licensed and approved products);Commodity retail trade(Except for licensed and approved products);Veterinary Drug Sales;

Guangzhou Yuantu Biotechnology Co., Ltd., established on 2011-04-25, The business scope includes feed additives,Additive premix feed production;Feed Additives Wholesale;feed wholesale;Wholesale of chemical products(Excluding hazardous chemicals);Chemical Engineering Research Services;Biotechnology Consulting,communication service;Biotechnology Transfer Services;Biotechnology Extension Services;Biotechnology Development Services;Inorganic Acid Manufacturing(Monitor Chemicals,Excluding hazardous chemicals);Inorganic base manufacturing(Monitor Chemicals,Excluding hazardous chemicals);Inorganic salt manufacturing(Monitor Chemicals,Excluding hazardous chemicals);Manufacturing of organic chemical raw materials(Monitor Chemicals,Excluding hazardous chemicals);Manufacturing of other non-hazardous basic chemical raw materials;Chemical Reagent and Auxiliary Manufacturing(Monitor Chemicals,Excluding hazardous chemicals);Manufacturing of special chemicals(Monitor Chemicals,Excluding hazardous chemicals);

Pulike Biological Engineering, Inc. engages in the research, development, manufacturing and sale of biological products for animals, chemical drugs and Chinese veterinary drugs. Its products include genetic engineering vaccines and multivalent vaccines. The company also provides technical services. Pulike Biological Engineering was founded in 1995 and is headquartered in Luoyang, China.

Jiangsu Academy of Agricultural Sciences is a Chinese private company located in Nanjing, with subsidiaries in China, that engages in agriculture research and development.

Qingdao Yebio Bioengineering Co. Ltd. is a Chinese private company located in Qingdao. The firm engages in research and development, production and distribution of veterinary bioproducts for animal disease prevention, diagnosis and treatment.

Shaanxi Nuoweilihua Biotechnology Co., Ltd., established on 2016-01-20, Business scope includes bioengineering,biomaterials,Technical development of biological products,transfer,consult,Serve;Veterinary Field Testing and Inspection;Preparation of technical plans for disease prevention and control,consult;Natural science research and experimental development.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Beijing Kemufeng Biopharmaceutical Co., Ltd., established on 2012-04-23, The scope of business includes the production of veterinary drugs;sales of veterinary drugs;Bioengineering technology development;technology development,transfer,consult,Serve;Sales of medical devices(Ι,Class II),Instrumentation;Import and export;Technology Import and Export;Agent import and export.(Market entities independently choose business projects in accordance with the law,Carry out business activities;and items that are legally subject to approval,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Zhaofenghua Biotechnology (Fuzhou) Co., Ltd., established on 2003-05-26, Business scope includes technical development of biological products,Technical Services,Technology Transfer and Technology Consulting;Medical Research and Experimental Development;Agricultural Science Research and Experimental Development;Biopharmaceutical Manufacturing;Genetically engineered drugs and vaccine manufacturing.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhaoqing Dahuanong Biopharmaceutical Co., Ltd., established on 2002-07-22, The business scope includes the production of veterinary vaccines;sales of veterinary drugs;Technical Services;Import and export of goods or technology(Except for the import and export of goods and technologies that are prohibited by the state or involve administrative approval).The branch produces inactivated embryotoxin vaccines;Sales of veterinary biological products.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Guangdong Wen's Dahuanong Biotechnology Co., Ltd., established on 2015-08-04, Business scope includes licensed projects:Veterinary drug production;Veterinary drug business;Experimental animal management;Experimental animal production;feed production;Feed additive production.(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)General project:Feed Raw Material Sales;Animal Husbandry and Fishery Feed Sales;Feed Additive Sales;Purchase of primary agricultural products;Agricultural Science Research and Experimental Development;Import and export;Technology Import and Export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Entrinsic Health Solutions leverages gold standard science and game-changing amino acid technology to address critical digestive and hydration-related health concerns for individuals and animals around the world. The seed was planted for Entrinsic Health Solutions when Dr. Sadasivan Vidyasagar realized the seriousness and extent of dehydration on a global scale. He committed himself to researching and supporting healthy digestive function and hydration: the cornerstone of Entrinsic Health Solutions.

Nanjing Tianbang Bio Technology Co., Ltd., part of Beijing Dabeinong Technology Group Co., Ltd., is a Chinese company located in Nanjing. The firm engages in researching and developing animal bio products. On March 12, 2014 Beijing Dabeinong Technology Group Co., Ltd. acquired Nanjing Tianbang Bio Technology Co., Ltd. for $1.94 million.

Zhaofenghua Biotechnology (Nanjing) Co., Ltd. Beijing Biomedical Technology Center, established on 2019-12-19, Business scope includes bioengineering technology development:Technical Services,technical consulting,technology transfer,Technology Promotion;Development of diagnosis and treatment technology for animal diseases,consult,transfer,Serve.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Optipharm provides a biomedical solution that is involved in the development of cell therapy products using animal stem cells. The company was founded in July 2000 as Avicore Biotechnology Research Center and merged with Medipig Korea and Optipharm Solution Center in December 2007, after which it was renamed Optipharm Solution. It entered the veterinary medicine field in April 2008 by acquiring Farmscare, and it was listed on the KOSDAQ in October 2018 after the company's name was changed to its current name Optipharm in September 2012. It is currently involved in the business of animal disease diagnosis, animal medicine, bacteriophage, Medipig, xenogenic organs, VLP vaccines, and so on, and it is expanding into the field of human medicine based on the technology that it has accumulated in the field of animal medicine.

Changsha Ruidokang Biotechnology Co., Ltd., established on 2016-09-29, Business scope includes biological products,R&D of cosmetics;Biotechnology Extension Services;Food Science and Technology Research Services;Agricultural projects and technology consulting services;Agricultural technology extension service;food sales(limited branch);Biological Products Sales(limited branch);Cosmetic production(limited branch);Retailing of cosmetics and hygiene products;Sales of laboratory equipment and ventilation systems;Biological product production(limited branch).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Wuhan Keqian Biology is involved in the research and development, production, and sale of veterinary biological products, as well as the provision of technical services for the prevention of animal epidemics. They offer products including a combination vaccine, a vaccine for poultry, a pet vaccine, and a diagnostic reagent.

Boehringer Ingelheim Animal Health USA, Inc. manufactures biological vaccines for animals. The firm specializes in pharmaceuticals for cattle, equine, pet, and swine. The company was founded by Albrecht Boehringer in 1885 and is headquartered in Duluth, GA.