TAIPEI, Taiwan — (BUSINESS WIRE) — March 8, 2018 — United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of February 2018.

Revenues for February 2018

Period				2018				2017				Y/Y Change				Y/Y (%)
February				11,909,283				12,014,861				-105,578				-0.88%
Jan.-Feb.				25,084,945				24,666,761				+418,184				+1.70%

(*) 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.

View source version on businesswire.com: http://www.businesswire.com/news/home/20180308006493/en/

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Contact:

UMC, Investor Relations
Michael Lin / David Wong, + 886-2-2658-9168, ext. 16900
Email Contact / Email Contact