Exhibit 32.1

                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER
               UNDER SECTION 906 OF THE SARBANES OXLEY ACT OF 2002

         In connection with the quarterly report on Form 10-Q of Cybrdi Inc.
("We") for the quarter ended March 31, 2008 as filed with the Securities and
Exchange Commission as of the date hereof (the "Report"), I, Yanbiao Bai, the
chief executive officer of us, hereby certify, pursuant to 18 U.S.C. section
1350, as adopted pursuant to section 906 of the Sarbanes-Oxley Act of 2002, that
to the best of my knowledge:

         (1)      The Report fully complies with the requirements of section
                  13(a) or 15(d) of the Securities Exchange Act of 1934; and

         (2)      The information contained in the Report fairly presents, in
                  all material respects, the financial condition and result of
                  operations of us.


DATE: May 14, 2008       By: /s/ Yanbiao Bai
                              --------------------------------------------------
                              Yanbiao Bai, Chief Executive Officer and President