Sino Biological is an internationally recognized supplier for recombinant antigens and antibodies. Over the years, the company has developed a large selection of reagents in Oncology and infectious disease research. These antigens and antibodies have been used to support therapeutic antibody, immunodiagnostic, and vaccine development work. Since the start of the COVID19 pandemic, our SAS-COV-2 reagents have been used to manufacture multiple FDA-approved COVID19 testing kits. The company?s portfolio also features the world largest bank of viral antigens, the ProVir[TM] collection. For more information, please visit www.sinobiological.com .