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

Revenues for October 2018

Period		2018		2017		Y/Y Change		Y/Y (%)
October		12,577,408		13,808,274		-1,230,866		-8.91%
Jan.-Oct.		128,312,778		126,462,306		+1,850,472		+1.46%

(*) 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: https://www.businesswire.com/news/home/20181108006136/en/

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Contact:

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