AU Optronics Corp. August 2005 Consolidated Revenues Totaled NT$20,140 Million

AU Optronics Corp. August 2005 Consolidated Revenues Totaled NT$20,140 Million

HSINCHU, Taiwan, Sept. 5 /Xinhua-PRNewswire/ -- AU Optronics Corp. ("AUO" or the "Company") (TAIEX: 2409; NYSE: AUO) today announced another record month for August 2005 based on preliminary consolidated revenues and unit shipments. For the month of August 2005, AUO's consolidated monthly revenues broke the NT$20 billion mark for the first time to reach NT$20,140 million, while unconsolidated net sales totaled NT$20,137 million.

Preliminary shipments of large-size panels(a) for applications such as desktop monitor, notebook PC, LCD TV and other applications achieved new record high of 2.73 million, increased by 11.1% from July 2005. Shipments of small- and medium-size panels also reached historical high on seasonal strength to total 5.74 million, a 29.2% growth M-o-M.

Unaudited consolidated revenues for the month of August 2005 increased by 15.6% M-o-M, while unconsolidated net sales rose 15.5% sequentially. On a year-over-year basis, August 2005 consolidated revenues increased by 79.5%, while unconsolidated net sales rose 80%.

(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 August 2005 20,140 20,137 July 2005 17,429 17,429 M-o-M Growth 15.6 % 15.5 % August 2004 11,223 11,185 Y-o-Y Growth 79.5 % 80 % January to August 2005 122,654 122,576 January to August 2004 115,684 112,629 Y-o-Y Growth 6 % 8.8 %

(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%* of global market share and generated net income of NT$168.1billion (US$5.3 bn) in 2004. 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, one 5th-generation, one 4th-generation, and three 3.5-generation TFT- LCD fabs, in addition to four module assembly facilities and a R&D fab specializing in low temperature poly silicon TFT and organic LED. AUO is one of few top-tier TFT-LCD manufacturer 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 June 6, 2005. The data is used as reference only and AUO does not make any endorsement or representation in connection therewith.

For more information, please contact:

Yawen Hsiao Corporate Communications Dept., AU Optronics Corp. Tel: +886-3-500-8899 x3211 Fax: +886-3-577-2730 Email: yawenhsiao@auo.com

Source: AU Optronics Corporation

CONTACT: Yawen Hsiao, Corporate Communications Dept., AU Optronics Corp. +886-3-500-8899 x3211, or +886-3-577-2730, or yawenhsiao@auo.com

Web site: http://www.auo.com/

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