UMC Reports Sales for August 2017

Taipei, Taiwan, September 8, 2017--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of August 2017.

Revenues for August 2017

Period	2017	2016	Y/Y Change	Y/Y (%)
August	13,045,093	12,933,096	+111,997	+0.87%
Jan.-Aug.	100,789,011	96,829,098	+3,959,913	+4.09%

(*) 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.