Zhejiang Keyland Pharmaceutical Co., Ltd., a subsidiary of Tianhua Group, focuses on the export of active pharmaceutical ingredients (APIs) and preparations for both veterinary and human medicines. The company operates three GMP-certified factories: Nanyang Tianhua, Nanyang Libang, and Henan Quanyu, primarily producing sulfonamides and anticoccidial drugs. Their production capacity is substantial, ensuring a reliable supply of high-quality pharmaceutical products.