UMC United Microelectronics Corp

United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) (“UMC”), today reported unaudited net sales for the month of April 2018.

Revenues for April 2018

                                      Period       2018       2017       Y/Y Change       Y/Y (%) April       12,411,996       11,926,270       +485,726       +4.07% Jan.-Apr.       49,909,133       49,344,220       +564,913       +1.14%

(*) 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.

View source version on businesswire.com: https://www.businesswire.com/news/home/20180508006900/en/

UMC, Investor RelationsMichael Lin / David Wong+ 886-2-2658-9168, ext. 16900jinhong_lin@umc.comdavid_wong@umc.com