UMC Reports Sales for October 2014

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

Revenues for October 2014

Period	2014	2013	Y/Y Change	Y/Y (%)
October	13,495,698	10,467,850	+3,027,848	+28.93%
Jan.-Oct.	116,272,484	103,560,742	+12,711,742	+12.27%

(*) 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.