UMC Reports Sales for February 2021

Taipei, Taiwan, March 8, 2021 -- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of February 2021.

Revenues for February 2021

Period	2021	2020	Y/Y Change	Y/Y (%)
February	14,947,898	13,606,421	+1,341,477	+9.86%
Jan.-Feb.	30,477,457	27,697,439	+2,780,018	+10.04%

(*) 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.