UMC Reports Sales for January 2014

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

Revenues for January 2014

Period	2014	2013	Y/Y Change	Y/Y (%)
January	10,062,618	9,452,116	+610,502	+6.46%
Jan.-Jan.	10,062,618	9,452,116	+610,502	+6.46%

(*) 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.