TAIPEI, Taiwan — (BUSINESS WIRE) — February 13, 2019 — United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of January 2019.

Revenues for January 2019

Period		2019		2018		Y/Y Change		Y/Y (%)
January		11,795,477		13,175,662		-1,380,185		-10.48%
Jan.-Jan.		11,795,477		13,175,662		-1,380,185		-10.48%

(*) 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/20190213005944/en/

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Contact:

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