Sinovac Biotech Ltd. is a bio-high-tech enterprise headquartered in Beijing, currently listed on the Nasdaq Global Select Market (NasdaqGS: SVA). The company owns Beijing Kexing Biological Products Co., Ltd., Kexing (Dalian) Vaccine Technology Co., Ltd., Beijing Kexing Zhongwei Biotechnology Co., Ltd., and Kexing Holdings (Singapore) Co., Ltd. through its wholly-owned subsidiary Kexing Holdings (Hong Kong) Co., Ltd. The company and Beijing Kexing Zhongyi Biopharmaceutical Co., Ltd. have five enterprises, and have four industrial bases in Beijing Haidian, Changping, Daxing and Liaoning Dalian.

With the mission of "providing vaccines to eliminate diseases for mankind", Sinovac is committed to the research, development, production and sales of human vaccines and related products, and provides services for disease prevention and control.

The company's listed products mainly include: Novel Coronavirus Inactivated Vaccine (Kellife®), Class 1 New Drug of Prophylactic Biological Products - Enterovirus Type 71 Inactivated Vaccine (Yellife®), the first vaccine in China passed the WHO Prequalified Inactivated Hepatitis A Vaccine (Allife®), Trivalent Influenza Vaccine (Allaflex®) and Quadrivalent Influenza Vaccine, Sabin Strain Inactivated Polio Vaccine, Varicella Reduced Live virus vaccine, live attenuated mumps vaccine, 23-valent pneumococcal polysaccharide vaccine and hepatitis A and B combined vaccine (Bellefort®), etc. Among them, the new coronavirus inactivated vaccine Kellife® has been included in the World Health Organization (WHO) emergency use list, and has been approved for emergency use or marketed with conditions in more than 50 countries and regions including China. In addition, the company has successively developed the world's first SARS virus inactivated vaccine (completed phase I clinical trial), China's first pandemic influenza (H5N1) vaccine (Pan Er Lai Fu®) and the world's first influenza A H1N1 influenza vaccine. Vaccine (Pan Er Lai Fu.1®), which has contributed to the prevention and control of diseases in China and the world.