UMC Reports Sales for July 2021

Taipei, Taiwan, August 5, 2021--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of July 2021.

Revenues for July 2021

Period	2021	2020	Y/Y Change	Y/Y (%)
July	18,366,122	15,494,823	+2,871,299	+18.53%
Jan.-July	116,370,875	102,148,930	+14,221,945	+13.92%

(*) 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.