TAIPEI, Taiwan, Nov. 7 /Xinhua-PRNewswire-FirstCall/ -- United Microelectronics Corporation (NYSE: UMC), (UMC) today reported unaudited net sales for the month of October 2008.

    Revenues for October 2008

    Period            2008          2007    Y/Y Change     Y/Y(%)   M/M(%)
    October      7,906,693    10,127,451    -2,220,758    -21.93%    -1.8%
    Jan.-Oct.   81,895,792    89,277,929    -7,382,137     -8.27%      N/A

    (*) All figures in thousands of New Taiwan Dollars (NT$), except for
        percentages.

Additional information about UMC is available on the web at http://www.umc.com .

    Contacts:

     Bowen Huang or I Cheng Lu
     UMC, Investor Relations
     Tel  : +886-2-2700-6999, ext. 6957
     Email: bowen_huang@umc.com or i_cheng_lu@umc.com

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