UMC Reports Sales for March 2023

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

Revenues for March 2023

Period		2023		2022		Y/Y Change		Y/Y (%)
March		17,688,853		22,140,452		-4,451,599		-20.11	%
Jan.-Mar.		54,209,447		63,422,820		-9,213,373		-14.53	%

(*) 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/20230410005155/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