Hsinchu, Taiwan,

AUO Corporation ("AUO" or the "Company") (TAIEX: 2409; NYSE: AUO) today announced preliminary consolidated May 2006 monthly revenues of NT$20,134 million and unconsolidated revenues totaled NT$20,127 million, both representing a 10.3% sequential decline. On a year-over-year comparison, both May 2006 consolidated and unconsolidated revenues increased by 30.9%.

Shipments of large-sized panels^(a) used in desktop monitor, notebook PC, LCD TV and other applications, reached 3.40 million units, a slight 1.5% decrease from April 2006. Shipments of small-and-medium-sized panels presented a 12.6 % sequential decline to 6.03 million.

"During the second quarter of 2006, the industry is witnessing a faster and larger than expected ASP decline in all product segments, though the price erosion for PC panels in June has mitigated." said Dr. Hui Hsiung, Executive VP of AUO. "While there are some changes on the market situation recently, LCD TV sales remain solid and our expectation for the 2H 2006 demand remains unchanged."

Based on the current available information and market conditions, AUO's second quarter 2006 business outlook updates are：

Large panel shipments are expected to increase by high single digit percentage; which apply to both PC panel and TV panel shipments. Small & medium panel shipments are expect to increase by mid-teens percentage instead. The QoQ blended ASP for PC panel is anticipated to decline by mid-to high-teens percentage, while blended ASP for TV panel to drop by about 10%. Fabs overall loading rate expects to be around 90%.

(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)