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

April 10, 2006

Commission File Number 001-31335

AU Optronics Corp.
(Translation of registrant’s name into English)

No. 1 Li-Hsin Road 2
Hsinchu Science Park
Hsinchu, Taiwan
(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 ___ No   X  

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






INDEX TO EXHIBITS

Item   
   
1. Press release entitled, “AU Optronics Corp. March 2006 Consolidated Revenues Totaled NT$22.5 Billion”, dated April 10, 2006.
 






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.

   
  AU Optronics Corp.
     
     
Date: April 10, 2006 By: /s/ Max Cheng                
    Name: Max Cheng
    Title: Chief Financial Officer





Item 1

News Release

AU Optronics Corp. March 2006 Consolidated Revenues Totaled NT$22.5 Billion

Issued by: AU Optronics Corp.
Issued on: April 10, 2006

Hsinchu, Taiwan, April 10, 2006 –

     AU Optronics Corp. ("AUO" or the "Company") (TAIEX: 2409; NYSE: AUO) today announced preliminary consolidated March 2006 monthly revenues of NT$22,455 million and unconsolidated net sales totaled NT$22,447 million, increasing 4.0% and 3.9% sequentially. On a year-over-year comparison, March 2006 consolidated revenues increased by 53.6%, while unconsolidated net sales rose by 53.8% .

     1Q2006 unaudited consolidated and unconsolidated revenues totaled NT$66,252 million and NT$66,241 million respectively, representing 70.6% and 70.7% Y-o-Y growth. Unit shipments increased by 55.3% for large-sized panels and 83.0% for small-and-medium-sized panels.

     Shipments of large-sized panels(a) used in desktop monitor, notebook PC, LCD TV and other applications, was flat at 3.19 million, a 0.1% increase from February 2006. Shipments of small-and-medium-sized panels presented a significant growth to 6.36 million, increasing 34.1% sequentially.

     Preliminary shipments of large-sized panels for the first quarter was 9.38 million, declined 2.3% sequentially, while shipments for small- and medium-sized panels also declined slightly to total 15.81 million, a 0.8 % marginal decrease.

      (a) Large-size refers to panels that are 10 inches and above in diagonal measurement while small- and medium-size refers to those below 10 inches

Sales Report: (Unit: NT$ million)

Net Sales(1) (2)  Consolidated(3) Unconsolidated
March 2006  22,455 22,447
February 2006  21,597 21,594
M-o-M Growth  4.0% 3.9%
March 2005  14,618 14,596
Y-o-Y Growth  53.6% 53.8%
Jan to Mar 2006  66,252 66,241



2

Jan to Mar 2005  38,837 38,796
Y-o-Y Growth  70.6% 70.7%
 
(1)      All figures are prepared in accordance with generally accepted accounting principles in Taiwan.
(2)      Monthly figures are unaudited, prepared by AU Optronics Corp.
(3)      Consolidated numbers include AU Optronics Corp., AU Optronics (L) Corporation, and AU Optronics (Suzhou) Corporation.

#       #       #

ABOUT AU OPTRONICS

AU Optronics Corp. (“AUO”) is the world’s third largest manufacturer* of large-size thin film transistor liquid crystal display panels (“TFT-LCD”), with approximately 14.2%* of global market share and generated revenue of NT$217.4billion (US$6.75 bn)* in 2005. TFT-LCD technology is currently the most widely used flat panel display technology. Targeted for 40”+ sized LCD TV panels, AUO’s next generation (7.5 -Generation ) fabrication facility production is scheduled for mass production in 4Q 2006. The Company currently operates one 6th-generation, three 5th-generation, one 4th-generation, and three 3.5 -generation TFT- LCD fabs, in addition to four module assembly facilities and AUO Technology Center specializing in new technology platform and new product development. AUO is one of few top-tier TFT-LCD manufacturers capable of offering a wide range of small- to large- size (1.5” -46”) TFT-LCD panels, which enables it to offer a broad and diversified product portfolio.


*As shown on DisplaySearch Quarterly Large-Area TFT-LCD Shipment Report dated Mar 1, 2006. This data is used as reference only and AUO does not make any endorsement or representation in connection therewith. 2005 year end revenue converted by an exchange rate of NTD32.2039:USD1.

 

FOR MORE INFORMATION

Yawen Hsiao
Corporate Communications Dept.
AU Optronics Corp.
No.1, Li-Hsin Road 2, Science-Based Industrial Park,
Hsinchu City, 300, Taiwan, R.O.C.
Tel: +886-3-5008899 ext 3211
Fax: +886-3-5772730
Email:yawenhsiao@auo.com