UMC Reports Sales for December 2021

TAIPEI, Taiwan--(BUSINESS WIRE)-- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of December 2021.

Revenues for December 2021

Period	2021	2020	Y/Y Change	Y/Y (%)
December	20,279,580	15,287,969	+4,991,611	+32.65%
Jan.-Dec.	213,011,018	176,820,914	+36,190,104	+20.47%

(*) 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 https://www.umc.com.

View source version on businesswire.com: https://www.businesswire.com/news/home/20220105006073/en/

Michael Lin / David Wong

UMC, Investor Relations

Tel: + 886-2-2658-9168, ext. 16900

Email: jinhong_lin@umc.com

david_wong@umc.com

Source: United Microelectronics Corporation