UMC Reports Sales for June 2017

Taipei, Taiwan, July 10, 2017--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of June 2017.

Revenues for June 2017

Period	2017	2016	Y/Y Change	Y/Y (%)
June	13,099,335	13,526,887	-427,552	-3.16%
Jan.-June	74,955,831	71,400,596	+3,555,235	+4.98%

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

聯華電子股份有限公司本（十）日公佈內部自行結算之2017年度六月份合併營收為新台幣 130.99 億元，較去年同期減少3.16%。

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