Attached files

file filename
10-K - FORM 10-K - AXT INCa2197383z10-k.htm
EX-31.2 - EXHIBIT 31.2 - AXT INCa2197383zex-31_2.htm
EX-31.1 - EXHIBIT 31.1 - AXT INCa2197383zex-31_1.htm
EX-32.2 - EXHIBIT 32.2 - AXT INCa2197383zex-32_2.htm
EX-23.1 - EXHIBIT 23.1 - AXT INCa2197383zex-23_1.htm
EX-10.25 - EXHIBIT 10.25 - AXT INCa2197383zex-10_25.htm
EX-10.24 - EXHIBIT 10.24 - AXT INCa2197383zex-10_24.htm
EX-10.23 - EXHIBIT 10.23 - AXT INCa2197383zex-10_23.htm
EX-10.22 - EXHIBIT 10.22 - AXT INCa2197383zex-10_22.htm
EX-10.20 - EXHIBIT 10.20 - AXT INCa2197383zex-10_20.htm

Exhibit 32.1

CERTIFICATION 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 Annual Report of AXT, Inc. (the "Company") on Form 10-K for the year ending December 31, 2009 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), the undersigned hereby certifies, 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) of the Securities Exchange Act of 1934 (15 U.S.C. 78m); and

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

Date: March 22, 2010   By:   /s/ MORRIS S. YOUNG  
       
Morris S. Young
Chief Executive Officer
(Principal Executive Officer)