EXHIBIT 99.53

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

The undersigned 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 their
knowledge, the Quarterly Report on Form 10-Q for the quarterly period ended June
30,  2002 of  Diodes  Incorporated  (the  "Company")  fully  complies  with  the
requirements of Sections 13(a) or 15(d) of the Securities  Exchange Act of 1934,
as amended,  and that the  information  contained in such periodic report fairly
presents,  in all material  respects,  the  financial  condition  and results of
operations of the Company as of, and for, the periods presented in such report.


Very truly yours,


/s/ C.H. Chen
C.H. Chen
Chief Executive Officer
Date: 8/13/02



/s/ Carl Wertz
Carl Wertz
Chief Financial Officer
Date: 8/13/02