Advanced Semiconductor Engineering, Inc.
(Exact name of Registrant as specified in its charter)

26 Chin Third Road
Nantze Export Processing Zone
Kaoshiung, Taiwan
Republic of China
(Address of principal executive offices)

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.

Item 1





Presentation at Press Conference Regarding
            Chung Li Fire


Advanced Semiconductor Engineering, Inc.

                                    May 4th, 2005

Safe Harbor Notice This presentation 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. 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 press release. 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 press release. 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 packaging and testing services we offer and for such outsourced services generally; the highly competitive semiconductor industry; our ability to introduce new packaging, interconnect materials and testing technologies in order to remain competitive; our ability to successfully integrate pending and future mergers and acquisitions; international business activities; our business strategy; general economic and political conditions; possible disruptions in commercial activities caused by natural or human-induced disasters, including terrorist activity and armed conflict; our future expansion plans and capital expenditures; the strained relationship between the Republic of China and the People's Republic of China; 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 2003 Annual Report on Form 20-F filed on June 30, 2004.


		A	B		C
Completion Date:    	2002 	  2005	 2005
Floor Space (ping): 	17,500	26,114	2,638


o Status Update
o Status of injured employees, outside contractors and fire fighter
o Site inspections and investigations of cause
o Insurance claim process
o Building structure assessment
o Communications with customers
o Clean-up and community relations


Chungli Building A Operations

B1F	PBGA Material Production
1F	FC/PBGA Material Production
2F	PBGA Material Production
3F	PBGA Material Production
4F	FC/PBGA Material Production
5F	Test Operations
6F	FC Material Production
7F	FC Material Production
8F	Packaging Operations
9F	Packaging Operations
10F	Packaging & Test Operations
11F	Packaging Operations


Fixed Assets & WIP Book Value
   in Chungli Building A

o Fixed assets (as of Mar. 31, 2005)
  > Machinery & Equipment	    approx. NT$9 Bn
  > Building & Facilities		approx. NT$3.2 Bn
    ----------------------------------------------
  > Total				        approx. NT$12.2 Bn
o WIP & raw materials values to be determined


              Insurance
o Amount of Insurance for Chungli Campus
  > Machinery & Equipment	approx. NT$10.3 Bn
  > Building & Facilities   approx. NT$  3.5 Bn
  > WIP & Inventory			approx. NT$  2.7 Bn


       Estimated Revenue Impact
o  Estimated revenue impact to be around
   NT$1 Billion, accounting for less than 2%
   of ASE Group's 2005 full-year revenues


Production Capacity Transfer Plan for
Packaging and Test Operations

o With approximately 500 wirebonders (compared to a
  total of 6,672 wirebonders in ASE Group), Building A
  housed BGA packaging operations
o With approximately 100 testers (compared to a total of
  1,493 testers in ASE Group), Building A housed wafer
  probe and final test operations
o Packaging & test monthly production value was
  approximately US$15 million for Building A
  > Within 1 month, we plan to transfer US$10 million of production to
    Kaohsiung facilities and US$5 million of production to the ex-
	Motorola production building on ASE Chungli campus
  > Within 2 months, Building B on the same campus plans to reach a
    packaging and test output at an approximately US$5 million
	monthly run rate.  Within 4 months, Building B plans to add another
	US$5 million monthly production capacity.
  > Plan to internally reallocate a majority of machinery and equipment
    requirements


PBGA Substrate Production Transfer Plan

o Impacted substrate production output is
  estimated at 10 million pieces/month (original
  group output was 24 million pieces/month)
o Chungli accounts for approximately 1/3 of group's
  capacity
o Plan to increase outside purchase and substrate
  output in other sites as interim solution
o By end of 2005 Q2, ASE is aiming at returning to a
  monthly capacity of 20 million pieces
o By end of 2005 Q3, ASE is aiming at returning to a
  monthly output of 26 million pieces


FC Substrate Production Transfer Plan

o Impacted FC substrate production output
  is approximately 1 million pieces/month,
  accounting for all of group's total FC
  substrate production capacity, providing
  13-15% of group's needs
o FC substrate production restoration plan
  > In order to minimize impact on packaging & test
    operations for our customers, we have asked for
	assistance from our suppliers to increase shipment
  > Establish Building B as a potential new FC
    substrate production site and resume production
    within 4 months with progressive expansion plan
	to reach an estimated monthly capacity of 6
	million pieces


                                   ASE Inc.

Chungli Building A Revenues in 2004	               Approx. NT$5.44 Bn
ASE Inc. Consolidated Revenues in 2004	           Approx. NT$81.71 Bn
Weighting	                                       6.7%

Chungli Building A Net PP&E as of 3/31/2005	       Approx. NT$12.2 Bn
ASE Inc. Consolidated Total Assets as of
3/31/2005	                                       Approx. NT$133.28 Bn
Weighting	                                       9.2%


                 ASE Test Ltd.

Chungli Building A CP Revenues in 2004	    Approx. US$27 mm
ASE Test Ltd. Revenues in 2004	            Approx. US$621 mm
Weighting	                                4.3%

Chungli Building A CP Net PP&E as of
 3/31/2005	                                Approx. US$38 mm
ASE Test Ltd. Total Assets as of 3/31/2005	Approx. US$1,056 mm
Weighting	                                3.6%

Date: May 5, 2005	By:	/s/ Joseph Tung

	Name: Title:	Joseph Tung Chief Financial Officer