The Klein Law Firm announces that a class action complaint has been filed on behalf of shareholders of Sinovac Biotech Ltd. (NASDAQ:SVA) who purchased shares between April 30, 2013 and May 16, 2017. The action, which was filed in District of New Jersey, alleges that the Company violated federal securities laws. In particular, the complaint alleges that throughout the Class Period, defendants made materially false and/or misleading statements and/or failed to disclose that (1) Defendant Weidong Yin, Sinovac's Chairman and CEO, bribed a member of the Chinese Food and Drug Administration to assist Sinovac's vaccine clinical trial and approval; (2) Yin's conduct would subject Sinovac to heightened regulatory scrutiny; and (3) subsequently, Sinovac's public statements were materially false and misleading at all relevant times. Shareholders have until September 1, 2017 to petition the court for lead plaintiff status. Your ability to share in any recovery does not require that you serve as lead plaintiff. You may choose to be an absent class member. If you suffered a loss during the class period and wish to obtain additional information, please contact Joseph Klein, Esq. by telephone at 212-616-4899 or visit http://www.kleinstocklaw.com/pslra-sb/sinovac-biotech-ltd?wire=2. Joseph Klein, Esq. is an experienced attorney and has also practiced as a Certified Public Accountant. Mr. Klein represents investors and participates in securities litigations involving financial fraud throughout the nation. Attorney advertising. Prior results do not guarantee similar outcomes.