DOJ Closes Investigation of Sinovac

2018-09-17

BEIJING, Sept. 17, 2018 -- Sinovac Biotech Ltd. (NASDAQ: SVA) ("Sinovac" or the "Company"), a leading provider of biopharmaceutical products in China, today announced that the U.S. Department of Justice ("DOJ") has closed its investigation, with no charges, into possible violations of the Foreign Corrupt Practices Act related to allegations that certain Sinovac employees made improper payments to Chinese government officials. The closing of the DOJ investigation follows the SEC's termination of its related investigation, which the Company announced on August 20, 2018. With the closure of the DOJ's investigation, the Company is not aware of any pending U.S. government investigations of the Company related to these matters. Sinovac is committed to conducting business in compliance with all applicable laws and cooperated fully with the DOJ. Sinovac will continue in its mission of researching, developing, manufacturing and commercializing vaccines that protect against human infectious diseases.

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This announcement may include certain statements that are not descriptions of historical facts, but are forward-looking statements. These statements are made under the "safe harbor" provisions of the U.S. Private Securities Litigation Reform Act of 1995. These forward-looking statements can be identified by terminology such as "will," "expects," "anticipates," "future," "intends," "plans," "believes," "estimates" and similar statements. Forward-looking statements involve risks, uncertainties and other factors that could cause actual results to differ materially from those contained in any such statements.

Investor Contacts:

Sinovac Biotech Ltd.
Helen Yang
Tel: +86-10-8279-9871
Fax: +86-10-6296-6910
Email: ir@sinovac.com

ICR
Bill Zima
Tel: +1-646-308-1707
Email: william.zima@icrinc.com

Media Contact:

Abernathy MacGregor
Sheila Ennis
Tel: +1-415-745-3294
Email: sbe@abmac.com

China Media Contact:

ICR
Edmond Lococo
Tel: +86-10-6583-7510
Email: Edmond.Lococo@icrinc.com

About SINOVAC

Sinovac Biotech Ltd. (SINOVAC) is a China-based biopharmaceutical company that focuses on the R&D, manufacturing, and commercialization of vaccines that protect against human infectious diseases.

SINOVAC's product portfolio includes vaccines against COVID-19, enterovirus 71 (EV71) infected Hand-Foot-Mouth disease (HFMD), hepatitis A, varicella, influenza, poliomyelitis, pneumococcal disease, etc.

The COVID-19 vaccine, CoronaVac®, has been approved for use in more than 60 countries and regions worldwide. The hepatitis A vaccine, Healive®, passed WHO prequalification requirements in 2017. The EV71 vaccine, Inlive®, is an innovative vaccine under "Category 1 Preventative Biological Products" and commercialized in China in 2016. In 2022, SINOVAC's Sabin-strain inactivated polio vaccine (sIPV) and varicella vaccine were prequalified by the WHO.

SINOVAC was the first company to be granted approval for its H1N1 influenza vaccine Panflu.1®, which has supplied the Chinese government's vaccination campaign and stockpiling program. The Company is also the only supplier of the H5N1 pandemic influenza vaccine, Panflu®, to the Chinese government stockpiling program.

SINOVAC continually dedicates itself to new vaccine R&D, with more combination vaccine products in its pipeline, and constantly explores global market opportunities. SINOVAC plans to conduct more extensive and in-depth trade and cooperation with additional countries, and business and industry organizations.

For more information, please see the Company’s website at www.sinovac.com.