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,  2005 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 17, 2006             /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.