UMC Reports Sales for February 2023

TAIPEI, Taiwan--(BUSINESS WIRE)-- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of February 2023.

Revenues for February 2023

Period	2023	2022	Y/Y Change	Y/Y (%)
February	16,931,079	20,809,602	-3,878,523	-18.64%
Jan.-Feb.	36,520,594	41,282,368	-4,761,774	-11.53%

(*) 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/20230305005117/en/

Michael Lin / David Wong

UMC, Investor Relations

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

Email:

david_wong@umc.com

jinhong_lin@umc.com

Source: United Microelectronics Corporation