Design & Reuse

UMC Reports Sales for May 2015

Taipei, Taiwan, June 8, 2015--United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of May 2015.

Revenues for May 2015

Period

2015

2014

Y/Y Change

Y/Y (%)

May

12,931,054

11,930,014

+1,001,040

+8.39%

Jan.-May

63,601,211

55,152,339

+8,448,872

+15.32%

(*) 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 http://www.umc.com.