Brother Technology Co., LTD. (referred to as "Brother Technology", stock code 002562) was established in 1991, with its headquarters located in Haining City, Zhejiang Province. The company was listed on the main board of the Shenzhen Stock Exchange in 2011.

In the feed industry, Brother Technology is one of the world's leading suppliers of vitamin-based feed additives. Its core feed business focuses on the production and sale of vitamin nutritional additives, with main products including vitamin K3 and vitamin B1 series products. These vitamins are key nutritional additives in the formulation of complete feed for livestock, poultry and aquatic products, and play an important role in ensuring animal health, promoting growth and improving feed conversion efficiency. The company has six major business divisions, namely vitamins, leather chemicals, fragrances, active pharmaceutical ingredients, catalysts and chromate salts. It has also established professional production bases in Haining, Zhejiang, Jiujiang, Jiangxi, Dafeng, Jiangsu and Newcastle, South Africa, forming a complete industrial chain from R&D to production. As an international chemical enterprise, Brother Technology's vitamin products not only meet the demands of the domestic feed industry but are also sold in the global market, dedicated to providing high-quality products and services for animal nutrition and human health