Colse
Introduction
Business
Quality Management
Recruiting
Notice
Quality Management

We will always do our best to repay
our customers with excellent quality

  • Geoga Bridge
  • Gwangandaegyo Bridge
  • Seohae Bridge
  • Daegu Metro Line 3
  • Shingori Nuclear Power Co., Ltd.
  • Seoul Ring Road
  • Lotte Super Tower
  • Songdo POSCO headquarters
  • 63 Building
  • Gimhae Light Rail
  • Riverbank of the Yeongsangang
  • Uljin Nuclear Power Co., Ltd.
  • Incheon Bridge
  • Samsung Electronics' Tangjeong Plant
(주)동아
Head office
  • 20, Nammyeon-ro 113beon-gil, Seongsan-gu, Changwon-si, Gyeongsangnam-do, Republic of Korea
  • Tel. +82-55-273-4581~4
  • Fax. +82-55-273-3122
  • E-Mail. dongah@dongahbolt.co.kr
Seoul office
  • 217, Pyeongchon-daero, Dongan-gu, Anyang-si, Gyeonggi-do, Republic of Korea

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