Contact Us
EHWA Diamond (HQ)
374, Nambu-daero, Osan-si,Gyeonggi-do, South Korea 18145
T. +82-31-370-9000 l F. +82-31-372-2336

Electronics BU
10, Dongtansandan 3-gil, Hwaseong-si, Gyeonggi-do, South Korea 18487
T. +82-31-370-0500 l F. +82-31-370-0605

Precision Machining BU
374, Nambu-daero, Osan-si,Gyeonggi-do, South Korea 18145
T. +82-31-370-9220 l F. +82-31-370-9840

Construction | Stone BU (Overseas)
374, Nambu-daero, Osan-si,Gyeonggi-do, South Korea 18145
T. +82-31-370-9300 l F. +82-31-370-99191

Construction | Stone BU (Domestic)
415-13, Osangajwa-ro, Oksan-myeon, Heungdeok-gu, Cheongju-si, Chungcheongbuk-do, South Korea 28101
T. +82-43-230-0880 l F. +82-43-230-0888