• 2011~

    2020

    2011

    02

    Mass production of G5.5 mask

    2014

    02

    The first extension of the building for manufacturing G6 mask

    2016

    09

    The second extension of the building for increasing the capability of G6 mask

    10

    Established the coating facilities for mask

  • 2001~

    2010

    2005

    05

    Founded Branches

    2006

    08

    Established Micro Division which specialized
    in manufacturing of Metal Mask for OLED.

    2007

    01

    Set up the facility and main equipment move in

    10

    Provided masks for G3.5 as mass production

  • 1989~

    2000

    1989

    04

    Started Sewoo Incorporation

    2000

    02

    Founded Sewoo Incorporation