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 ACL Semiconductors Inc. (the
"Company") on Form 10-K for the year ended December 31, 2003 filed with the
Securities and Exchange Commission (the "Report"), I, Chung-Lun Yang, Chief
Executive Officer of the Company, certify, pursuant to 18 U.S. C. Section 1350,
as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

     (1)  The Report fully  complies with the  requirements  of Section 13(a) of
          the Securities Exchange Act of 1934; and

     (2)  The  information  contained  in the  Report  fairly  presents,  in all
          material respects, the consolidated financial condition of the Company
          as of the dates presented and the consolidated result of operations of
          the Company for the periods presented.

Date: April 14, 2004                /s/ Chung-Lun Yang
                                    ---------------------------------
                                    Chung-Lun Yang
                                    Chief Executive Officer of
                                    ACL Semiconductors Inc.

This certification has been furnished solely pursuant to Section 906 of the
Sarbanes-Oxley Act of 2002.

A signed original of this written statement required by Section 906 has been
provided to ACL Semiconductors, Inc. and will be retained by ACL Semiconductors
Inc. and furnished to the Securities and Exchange Commission or its staff upon
request.