UMC Reports Sales for April 2022

Taipei, Taiwan, May 6, 2022--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of April 2022.

Revenues for April 2022

Period	2022	2021	Y/Y Change	Y/Y (%)
April	22,796,461	16,382,058	+6,414,403	+39.16%
Jan.-Apr.	86,219,281	63,479,070	+22,740,211	+35.82%

(*) 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.