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

    Revenues for February 2008

    Period           2008          2007    Y/Y Change    Y/Y (%)    M/M (%)
    February    7,288,918     7,239,384        49,534     +0.68%   -11.28%
    Jan.-Feb.  15,504,472    15,475,993        28,479     +0.18%       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 / I Cheng Lu
     UMC, Investor Relations
     Tel.   +886-2-2700-6999 ext. 6957
     Email: 
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Web site: http://www.umc.com/