Shanghai  E. K. M Biotechnology Co., Ltd. was established in 2007 and is a national high-tech enterprise specializing in product innovation, research and development, and production in the field of biology. The company has been rated as a "technology giant enterprise" in Shanghai, a "specialized, refined, unique, and new" enterprise, and a key agricultural leading enterprise in Shanghai. The products are included in the Shanghai Science and Technology Innovation Product Recommendation Catalogue, Shanghai Science and Technology Agriculture Project, and Shanghai Feed Industry Famous Products. The company adheres to the concept of technological innovation and innovates and develops lysozyme products through industry university research cooperation with renowned universities in Shanghai. The products have been designated by the Ministry of Agriculture of China, including the Beijing Veterinary Drug Safety Supervision and Testing Center, the Beijing Feed Efficiency and Safety Supervision and Testing Center, and Sichuan Agricultural University, and have passed the comprehensive evaluation of the Ministry of Agriculture and Rural Affairs.

The only enterprise in China that has obtained the new lysozyme feed additive certificate issued by the Ministry of Agriculture and Rural Affairs of the People's Republic of China and has also obtained the feed additive production license (raw materials). After verification by the Ministry of Science and Technology of the People's Republic of China and the Shanghai Science and Technology Consulting Center of the Chinese Academy of Sciences, the comprehensive technology of lysozyme dimer products has reached the international advanced level and is novel, fully in line with the relevant provisions of the Ministry of Agriculture and Rural Affairs of the People's Republic of China on the comprehensive prohibition of antibiotics in feed, In line with the development of the market demand industry, lysozyme is a high- technology and high- value product that pushes biotechnology to the feed field, filling the gap of effective, green, and environmentally friendly feed additives in China. It is a major innovation in the transformation of drug additives to biological agents, and has immeasurable significance for promoting China's animal husbandry industry, improving the quality of animal husbandry products, and enhancing food safety and human health.