Design & Reuse

UMC Reports Sales for February 2014

Taipei, Taiwan, March 10, 2014--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of February 2014.

Revenues for February 2014

Period

2014

2013

Y/Y Change

Y/Y (%)

February

10,341,536

8,730,655

+1,610,881

+18.45%

Jan.-Feb.

20,404,154

18,182,771

+2,221,383

+12.22%

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

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