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Main business

Infrastructure works

Infrastructure works has been constructing Korea’s main artery,
now will expand into the world based on technologies and trust.

As infrastructure works are
strong support for human life, they require advanced technologies and abundant experience.
We will construct a safe and strong global main artery beyond Korea by precise construction looking ahead into the next century.

  • Main performance
  • Other performance
  • Construction of Munhaksan Tunnel 1996.11.01 ~ 2002.03.31 (Completed)
  • Honam Double-track Lot 4 1996.10.17 ~ 2002.07.31(Completed)
  • Construction of Gyeongbu High Speed Railway Lot 7-3 1996.04.25 ~ 2001.12.12(Completed)
  • Yesan Outer Ring Road 1995.12.01 ~ 2004.12.31 (Completed)
  • Seoul Outer Ring Road Lot 11 1995.07.10 ~ 1999.12.10(Completed)
  • Gyeongbu High Speed Railway Lot 3 1994.12.31 ~ 2001.09.30 (Completed)
  • Incheon Metro Line 1 (Lot 1~15) 1994.08.17 ~ 1999.10.28(Completed)
  • Seohaean Expressway Muan-Mokpo Lot 26 1993.12.28~1997.12.23(Completed)
  • Roadbed Construction of Gyeongbu High Speed Railway Lot 4-1 1993.05.13 ~ 2000.03.10(Completed)
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  • Headquarters

    4 and 5th floor Il Sung Construction Co., Ltd., 21, Gukhoe-daero 62-gil, Yeondeungpo-gu, Seoul
    TEL 02-3271-6000FAX 02-71-3474

  • Yongin office

    10, Yonggu-daero 2469beon-gil, Giheung-gu, Yongin-si, Gyeonggi-do, Republic of Korea

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