UMC Reports Sales for February 2022

Taipei, Taiwan, March 4, 2022 -- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of February 2022.

Revenues for February 2022

Period	2022	2021	Y/Y Change	Y/Y (%)
February	20,809,602	14,947,898	+5,861,704	+39.21%
Jan.-Feb.	41,282,368	30,477,457	+10,804,911	+35.45%

(*) 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.

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