UMC Reports Sales for January 2019

Taipei, Taiwan, February 14, 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.