AU Optronics Corp. June 2005 Consolidated Revenues Total NT$15,954 Million

AU Optronics Corp. June 2005 Consolidated Revenues Total NT$15,954 Million

HSINCHU, Taiwan, July 7 /Xinhua-PRNewswire-FirstCall/ -- 2005 AU Optronics Corp. ("AUO" or the "Company") (TAIEX: 2409; NYSE: AUO) today announced preliminary consolidated net sales of NT$15,954 million and unconsolidated net sales of NT$15,953 million for the month of June 2005. Preliminary shipments of large-size panels(a) for applications such as desktop monitor, notebook PC, LCD TV, and other applications totaled 2.37 million, similar to that of May. Shipments of small- and medium-size panels decreased by 7.3% M-o-M to total 3.68 million due to product mix change.

Contributed by the smooth ramp-up of AUO's Gen. 6 production facility (Fab L10), LCD TV panel shipment in June 2005 exceeded 300,000 units, of which over 75,000 panels shipped are 32-inch.

Preliminary shipments of large-size panels for the second quarter reached 7.04 million, a 16.6% increase compared to that of the first quarter 2005. Shipments for small- and medium-sized panels posted a 36.9% growth Q-o-Q to reach 11.83 million in the second quarter 2005. Unit sales for both large- size and small- and medium-size panels exceeded the second quarter guidance that was provided on April 26, 2005, primarily contributed by the new capacity from AUO's Gen. 6 fab that is in smooth ramp-up progress.

Unaudited consolidated revenues for the month of June 2005 increased by 3.7% M-o-M, while unconsolidated net sales rose 3.7% sequentially. On a year- over-year basis, June 2005 consolidated revenues increased by 0.5%, while unconsolidated net sales rose 0.6%.

For the three months ended June 30, 2005, unaudited consolidated and unconsolidated revenues totaled NT$46,247 million and NT$46,214 million, representing 19.1% and 19.1% Q-o-Q growth, respectively.

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

Sales Report: (Unit: NT$ million)

Net Sales(1) (2) Consolidated(3) Unconsolidated June 2005 15,954 15,953 May 2005 15,380 15,379 M-o-M Growth 3.7 % 3.7 % June 2004 15,867 15,865 Y-o-Y Growth 0.5 % 0.6 % January to June 85,084 85,010 2005 January to June 89,861 86,880 2004 Y-o-Y Growth (5.3%) (2.2%)

(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 Corporation, AU Optronics (L) Corporation, and AU Optronics (Suzhou) Corporation.

ABOUT AU OPTRONICS

AU Optronics Corporation (''AUO'') is the world's third largest manufacturer* of large-size thin film transistor liquid crystal display panels (TFT-LCD), dominating approximately 13.8%* of global market share and generated net income of NT$168.1Billion (US$5.3 bn) in 2004. 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. Currently the most widely used flat panel display technology, AUO is one of few top-tier TFT-LCD manufacturer globally, able to offer a wide range of small to large sized (1.5''-46") TFT-LCD display panels, which puts it in a unique position to service clients of diversified product applications.

* As shown on DisplaySearch Quarterly Large-Area TFT LCD Shipment Report dated April 5, 2005. The data is used as reference only and AUO does not make any endorsement or representation in connection therewith.

Source: AU Optronics Corporation

CONTACT: Yawen Hsiao, Corporate Communications Dept, +886-3-500-8899 x3211l, or fax +886-3-577-2730, or yawenhsiao@auo.com

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

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