FORM 6-K
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of 1934

May 9, 2007

Commission File Number 000-28522

ASE Test Limited
(Exact name of Registrant as specified in its charter)

10 West Fifth Street
Nantze Export Processing Zone
Kaoshiung, Taiwan
Republic of China
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F X

Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____

Note: Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____

Note: Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant’s “home country”), or under the rules of the home country exchange on which the registrant's securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR.

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):
Not applicable

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, thereunto duly authorized.

		ASE TEST LIMITED

Dated: May 9, 2007	By:	/s/ Kenneth Hsiang

	Name:	Kenneth Hsiang
	Title:	Chief Financial Officer

Item 1

ASE TEST LIMITED	May 8, 2007

*FOR IMMEDIATE RELEASE*


Contact:
Ken Hsiang, Chief Financial Officer
US Tel: +1-510-687-2475	email: ken_hsiang@aseglobal.com

ASE TEST LIMITED ANNOUNCES APRIL 2007 REVENUES

TAIPEI, TAIWAN, R.O.C May 8, 2007 - ASE Test Limited (NASDAQ: ASTSF) today announces that its unaudited consolidated April 2007 net revenues were US$36.8 million. Compared to prior periods, the April figure represents an increase of 4.2 % sequentially and a decrease of 22.3 % year-over-year.

CONSOLIDATED MONTHLY NET REVENUES (UNAUDITED)

(US$000)	April 2007	March 2007	April 2006	Sequential Change	YoY Change
Net Revenues	36,810	35,324	47,372	4.2%	-22.3%

Safe Harbor Notice:
This press release contains “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, or the Exchange Act, including statements regarding our future results of operations and business prospects. Although these forward-looking statements, which may include statements regarding our future results of operations, financial condition or business prospects, are based on our own information and information from other sources we believe to be reliable, you should not place undue reliance on these forward-looking statements, which apply only as of the date of this annual report. We were not involved in the preparation of these projections. The words “anticipate”, “believe”, “estimate”, “expect”, “intend”, “plan” and similar expressions, as they relate to us, are intended to identify these forward-looking statements in this annual report. Our actual results of operations, financial condition or business prospects may differ materially from those expressed or implied in these forward-looking statements for a variety of reasons, including risks associated with cyclicality and market conditions in the semiconductor industry; demand for the outsourced semiconductor testing and packaging services we offer and for such outsourced services generally; the highly competitive semiconductor industry; our ability to introduce new testing technologies in order to remain competitive; our ability to maintain a high capacity utilization rate relative to our fixed costs; international business activities; our business strategy; our future expansion plans and capital expenditures; the strained relationship between the ROC and the People’s Republic of China, or the PRC; general economic and political conditions; possible disruptions in commercial activities caused by natural and human-induced disasters; fluctuations in foreign currency exchange rates; and other factors. For a discussion of these risks and other factors, please see the documents we file from time to time with the Securities and Exchange Commission, including our 2005 Annual Report on Form 20-F filed on June 19, 2006.

ASE TEST LTD 6-K