Sinovac Biotech Ltd. is a biopharmaceutical firm primarily dedicated to the discovery, research, manufacturing, and sales of vaccines aimed at combating infectious human diseases across the People's Republic of China. Its extensive product range encompasses immunizations against Hepatitis A and B; hand, foot, and mouth disease caused by Enterovirus 71 (EV71); seasonal influenza; H5N1 and H1N1 pandemic influenza strains; coronavirus; varicella (chickenpox); and mumps. Among its commercially available vaccines are Healive, an inactivated Hepatitis A vaccine; Bilive, offering combined inactivated protection for Hepatitis A and B; Anflu, a split-virion influenza vaccine; Panflu, targeting the H5N1 influenza virus; Panflu.1, for the influenza A H1N1 virus; a mumps vaccine; another split-virion pandemic influenza vaccine; and Inlive, an EV71 vaccine. The company further supplies a varicella vaccine; a pneumococcal polysaccharide vaccine designed to prevent Streptococcus pneumoniae infections like pneumonia and septicemia; a quadrivalent influenza vaccine providing defense against two influenza A and two influenza B viruses; and CoronaVac, its vaccine developed to address COVID-19. Additionally, Sinovac's development pipeline features a sabin inactivated polio vaccine, which has concluded Phase III clinical trials for poliomyelitis treatment, alongside a rubella vaccine candidate. The company has established several collaboration agreements, including with GlaxoSmithKline Biologicals SA for the development of measles-containing combination vaccines for the Chinese market; with Tianjin CanSino Biotechnology Inc. to advance a pneumococcal vaccine; and with Instituto Butantan to progress the Phase III clinical trials of CoronaVac, its inactivated COVID-19 vaccine candidate. Sinovac Biotech Ltd. was established in 1993 and maintains its principal offices in Beijing, China.


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