The quality research team of Yaohai Bio-Pharma is highly experienced in analyzing biological products, including mainstream biological products such as recombinant proteins, plasmids, cytokines, vaccines, etc. On the back of a mature analysis platform and advanced analytical instruments, we provide quality analysis services conforming to laws of drug CMC stage, including specification establishment, analytical method development/optimization, qualification/validation, transfer; stability pre-study, preparation and inspection of reference standards, etc. Moreover, We provide the quality research services for biological products throughout from preclinical study to GMP production.