Hsinchu, Taiwan,

AUO Corporation ("AUO" or the "Company") (TAIEX: 2409; NYSE: AUO) today announced preliminary consolidated March 2007 monthly revenues of NT$29,572 million and unconsolidated net sales totaled NT$29, 566 million, increasing 30.3% and 30.4% sequentially. On a year-over-year comparison, both consolidated and unconsolidated March 2007 revenues increased by 31.7%.

1Q2007 unaudited consolidated and unconsolidated revenues totaled NT$80,720 million and NT$80,694 million respectively, both representing 21.8% Y-o-Y growth.

Shipments of large-sized panels^(a) used in desktop monitor, notebook PC, LCD TV and other applications for March recorded as 5.89 million units, a 29.6% increase from February 2007. Shipments of small-and-medium-sized panels hit a historical high since October 2006 to total 9.20 million, presenting a significant 52.8% M-o-M growth.

Preliminary shipments of large-sized panels for the first quarter was 15.94 million, rose 70.0% from 1Q2006, while shipments for small- and medium-sized panels also increased to total 22.13 million, a 39.9 % Y-o-Y growth.

(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)