8-K

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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                    FORM 8-K
                             CURRENT REPORT PURSUANT
                          TO SECTION 13 OR 15(D) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

        Date of report (Date of earliest event reported): April 2, 2005



                                  CYBRDI, INC.
             ------------------------------------------------------
             (Exact Name of Registrant as Specified in Its Charter)


                                   California
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                 (State or Other Jurisdiction of Incorporation)


              0-9081                                      95-2461404
  --------------------------------             --------------------------------
      (Commission File Number)                 (IRS Employer Identification No.)


       401 Rosemont Avenue
          Frederick, MD                                     21701
- ----------------------------------------           ---------------------------
(Address of Principal Executive Offices)                  (Zip Code)


                                 (301) 644-3901
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              (Registrant's Telephone Number, Including Area Code)

                              Certron Corporation
           1545 Sawtelle Blvd. Suite 12 Los Angeles, California 90025
          -------------------------------------------------------------
          (Former Name or Former Address, if Changed Since Last Report)


     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

     |_| Written communications pursuant to Rule 425 under the Securities Act
         (17 CFR 230.425)

     |_| Soliciting material pursuant to Rule 14a-12 under the Exchange Act
         (17 CFR 240.14a-12)

     |_| Pre-commencement communications pursuant to Rule 14d-2(b) under the
         Exchange Act (17 CFR 240.14d-2(b))

     |_| Pre-commencement communications pursuant to Rule 13e-4(c) under the
         Exchange Act (17 CFR 240.13e-4(c))

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ITEM 5.02  DEPARTURE OF DIRECTORS OR PRINCIPAL EXECUTIVE OFFICERS; ELECTION OF
           DIRECTORS; APPOINTMENT OF PRINCIPAL OFFICERS

On March 31, 2005, the Board of Directors appointed Xue Bu as the Company's
treasurer. Ms. Bu currently serves as a director of the Company and as its
secretary.

Xue Bu obtained her B.S. in 1986 from The Fourth Military Medical University
and MBA degree from Xi'an Jiaotong University. Ms. Bu was the Vice President of
Beijing Chaoying Real Estate Company from 1999 to 2001, successfully selling
500,000-sqm building and was honored Top Ten Building of Beijing in 2000. Since
2001, she was the Deputy General Manager of Chaoyin since its establishment. Ms.
Bu is the wife of Mr. Bai Yanbiao, the Company's president.

ITEM 5.03  AMENDMENTS TO ARTICLES OF INCORPORATION OR BYLAWS, CHANGE IN FISCAL
           YEAR.

(a) Effective as of April 2, 2005 we filed amendments to our articles of
incorporation the purpose of which was to change our name from Certron
Corporation to Cybrdi, Inc. The amendment was approved by the required vote of
shareholders in accordance with Section 902 and Section 903 of the California
Corporations Code.

(b) Effective as of March 31, 2004 our Board of Directors change our fiscal year
end from October 31 to December 31. Our fiscal year end was changed to
correspond with the fiscal year end of our wholly owned subsidiary, Cybrdi,
Inc., a Maryland corporation.

         The Company will file a transitional report on Form 10-Q for the period
ended March 31, 2005.

ITEM 9.01  FINANCIAL STATEMENTS AND EXHIBITS


Exhibit No.        Description of Exhibit
- ----------         -----------------------------------------------
   3.1             Amendment to Articles of Incorporation






                                   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

Date:  April  6, 2005

                                                 CYBRDI, INC.

                                                 By:  /s/Yanbiao Bai
                                                      --------------------------
                                                      Yanbiao Bai
                                                      President

EX-31.1

                                                                     EXHIBIT 3.1



                     AMENDMENT TO ARTICLES OF INCORPORATION
                       OF CERTRON CORPORATION, AS AMENDED,
                           TO CHANGE THE COMPANY NAME

         The undersigned certifies that:

1. He is the president and the secretary respectively of Certron Corporation, a
California corporation.

2. Article I of the Articles of Incorporation of Certron Corporation, as
amended, is hereby amended to read in its entirety as follows:

         "The name of this corporation is Cybrdi, Inc.

3. The foregoing amendment of the Articles of Incorporation has been duly
approved by the Board of Directors.

4. The foregoing amendment of the Articles of Incorporation has been duly
approved by the required vote of shareholders in accordance with Section 902 and
Section 903, of the California Corporations Code. The total number of
outstanding shares of the Corporation at the time of the approval of the
amendment was 3,128,306 shares of common stock, the only class outstanding and
the only class entitled to vote with respect to the foregoing amendment. The
number of shares voting in favor of the amendment equaled or exceeded the vote
required. The percentage vote required was more than 50% of the outstanding
Shares of common stock.

         I further declare under penalty of perjury under the laws of the state
of California that the matters set forth in this certificate are true and
correct of my own knowledge.

DATE:  March 14,   2005                              /s/ Yanbiao Bai
                                                     ---------------------------
                                                     Yanbiao Bai, president


                                                     /s/ Xue Bu
                                                     ---------------------------
                                                     Xue Bu, Secretary