UMC Reports Sales for August 2021

Taipei, Taiwan, September 6, 2021 -- United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of August 2021.

Revenues for August 2021

Period	2021	2020	Y/Y Change	Y/Y (%)
August	18,789,991	14,841,818	+3,948,173	+26.60%
Jan.-Aug.	135,160,866	116,990,748	+18,170,118	+15.53%

(*) 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.