UMC Reports Sales for November 2013

Taipei, Taiwan, December 10, 2013--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”) today reported unaudited net sales for the month of November 2013.

Revenues for November 2013

Period	2013	2012	Y/Y Change	Y/Y (%)
November	10,345,415	10,089,726	+255,689	+2.53%
Jan.-Nov.	113,906,157	106,963,168	+6,942,989	+6.49%

(*) 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.