Sanyou Biopharmaceuticals Co., Ltd. is a company headquartered in China that develops and manufactures antibody drugs.\nThe company says this about itself: Sanyou Biopharmaceuticals Co., Ltd. is a biological high-tech enterprise focusing on R&D and services of innovative antibody drugs. Sanyou is committed to establishing an internationally leading high-quality, high-throughput, integrated R&D and value transformation platform for innovative antibody drugs, constructing a business ecosystem involving therapy, R&D, and diagnostic products and services, and cooperating with global biopharmaceutical, diagnostic, and drug R&D companies to make a new progress in the diagnosis and treatment of human diseases. Sanyou has established an integrated innovative antibody drug R&D laboratory of over 20,000 square meters with advanced facilities and equipment, and more than 40 core innovation technology platforms, including platforms for innovative antibody drug discovery featured with a series of trillion-level phage display antibody libraries, innovative antibody drug optimization, cell line construction, upstream and downstream process development, preclinical R&D and industrial development.