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File Reference: 4020\045a
Via EDGAR
October 31, 2005
SECURITIES AND EXCHANGE COMMISSION
450 Fifth Street, N.W.
Washington, D.C.
U.S.A., 20549-0405
Attention: Mr. Mark Brunhofer, Staff Accountant, Division of Corporation Finance
Dear Mr. Brunhofer:
Re:
Sinovac Biotech Ltd. (the “Company”)
File No. 1-32371
INTENDED TIMING OF FILING OF AMENDED FORM 20-F IN ACCORDANCE WITH SEC COMMENT LETTER DATED OCTOBER 12, 2005
We are counsel for the above-referenced Company and are writing on its behalf. We are writing to advise the Securities and Exchange Commission (the “SEC”) that the Company was unable to file an amended Annual Report to the Form 20-F/A-2 that was filed on September 21, 2005, within 10 business days as set forth in the comments of the reviewing staff of the SEC ‘s comment letter dated October 12, 2005, and we anticipate that an amended Annual Report on Form 20-F/A-3 will be filed on or around November 22, 2005.
Association of Law Corporations
Securities and Exchange Commission
October 31, 2005
Page 2
On behalf of the Company we sincerely thank and appreciate the SEC’s ongoing cooperation in this matter.
Yours very truly,
DEVLIN JENSEN
Per:
/s/ Mike Shannon
MICHAEL T. SHANNON