U.S. Securities and Exchange Commission


Washington, D.C. 20549





FORM 10-K


AMENDMENT # 4








x
Annual Report Under Section 13 or 15(d) of The Securities Exchange Act of 1934 for the Fiscal Year Ended December 31, 2009





o
Transition Report Under Section 13 or 15(d) of The Securities Exchange Act of 1934 for the Transition Period from _______ to _______





Commission File Number: _________




CHINA DU KANG CO., LTD


(Exact name of small business issuer as specified in its charter)





Nevada

90-0531621(State or other jurisdiction of

(IRS Employer Identification No.)incorporation or organization)





Town of Dukang, Baishui County,


A-28,Van Metropolis,#35 Tangyan Road,


Xi'an, Shaanxi, PRC, 710065


(Address of principal executive offices)





8629-88830106-822


(Issuer's telephone number)


_________________________





Securities registered under Section 12(b) of the Act:





Title of each class

Name of each exchange on which registeredNone

Not Applicable





Securities registered under Section 12(g) of the Exchange Act:





Common Stock, $.001 par value


(Title of Class)





Indicate by check mark whether the registrant (1) has filed all reports required to be filed bisection 13 or 15(d) of the Exchange Act during the past 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.YesxNoo





Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 if Regulation S-K (229.405 of this Chapter) is not contained herein, and will not be contained, to the best of the registrant’s knowledge, in definitive proxy of information statements incorporated by reference in Part III of this Form 10-K or any amendments to this Form 10-K.YesoNox





Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See definitions of “large accelerated filer”, “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.





Large accelerated filer
o
Accelerated filer
oNon-accelerated filer
o
Smaller reporting company
x(Do not check if a smaller reporting company)





Indicate by check mark whether the registrant is a shell company (as defined in rule 12b-2 of the exchange act).YesoNox





The Registrant’s revenues for its fiscal year ended December 31, 2010 and 2009 were $2,487,454 and $1,987,659, respectively.





The aggregate market value of the voting stock on April 1, 2009 (consisting of Common Stock, $0.001 par value per share) held by non-affiliates was approximately $10,450,054 based upon the most recent sales price for such Common Stock on said date ($0.12) April 1, 2009, there were 100,113,791 shares of our Common Stock issued and outstanding, of which approximately 87,083,791 shares were held by non-affiliates.





Number of shares of common stock, par value $.001, outstanding as of April 1, 2011: 100,113,791













EXPLANATORY NOTE





This Amendment No.4 to the Annual Report on Form 10-K of China Du Kang Co., Ltd. (the “Company”), amends the Company’s Annual Report on Form 10-K for the year ended December 31, 2009 (the “Original Filing”), which was filed with the Securities and Exchange Commission on April 14, 2010. The Company is filing this Amendment No. 4 solely to provide appropriate signatures that were  not included in the Original Filing.





No other changes have been made to the Form 10-K other than those described above. This Amendment No. 4 does not reflect subsequent events occurring after the original filing date of the Form 10-K and  Amendments 1, 2 and 3 filed respectively on January 24, 2011, November 7, 2011 and March 12, 2012 or otherwise modify or update in any way disclosures made in the Form 10-K. Among other things, forward-looking statements made in the Original Filing have not been revised to reflect events, results or developments that have occurred or facts that have become known to us after the date of the Original Filing, and such forward-looking statements should be read in their historical context. This Amendment No. 4 should be read in conjunction with the Company’s filings made with the Securities and Exchange Commission (“Commission”) subsequent to the Original Filing, including the amendments to those filings.




2








SIGNATURES





Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.





China Du Kang Co., Ltd.Date: March 29, 2012
By:
/s/ Wang YongshengWang Yongsheng,President and Chief Executive Officer





Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed by the following persons on behalf of the Registrant and in the following capacities on the dates indicated and by a majority of the Board of Directors.





Signature

Title

Date/s/ Wang Yongsheng

Chief Executive Officer (Principal Executive Officer and Director)

March 29, 2012Wang Yongsheng/s/ Liu Su Ying

Chief Financial Officer (Principal Financial Officer)

March 29, 2012Liu Su Ying/s/ Liu Su Ying

Chief Financial Officer (Principal Accounting Officer)

March 29, 2012Liu Su Ying/s/ Nie Fin Ying

Director

March 29, 2012Nie Fin Ying