Attached files

                                  Exhibit 32.1



                  CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In  connection  with the  accompanying  Quarterly  Report on Form 10-Q of Golden
Dragon Holding Co. for the quarter ended September 30, 2011, I, David J. Cutler,
Principal  Executive & Accounting  Officer of Golden Dragon Holding Co.,  hereby
certify  pursuant to 18 U.S.C.  Section 1350, as adopted pursuant to Section 906
of the Sarbanes-Oxley Act of 2002, to my knowledge, that:

     a)   such  Quarterly  Report on Form 10-Q of Golden Dragon  Holding Co. for
          the  quarter  ended  September  30,  2011,  fully  complies  with  the
          requirements of section 13(a) or 15(d) of the Securities  Exchange Act
          of 1934; and

     b)   the  information  contained in such  Quarterly  Report on Form 10-Q of
          Golden Dragon  Holding Co. for the quarter  ended  September 30, 2011,
          fairly presents, in all material respects, the financial condition and
          results of operations of Concord Ventures, Inc.


Date:  October 26, 2011
                                        /s/ David J. Cutler
                                        ---------------------------------
                                        David J. Cutler, Chief Executive Officer
                                        and Chief Financial Officer
                                        (Principal Executive and Accounting
                                        Officer)




This  certification  accompanies  the  Report  pursuant  to  Section  906 of the
Sarbanes-Oxley  Act of 2002 and shall not,  except to the extent required by the
Sarbanes-Oxley  Act of 2002,  be deemed  filed by the  Company  for  purposes of
Section 18 of the Securities Exchange Act of 1934, as amended