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• Business Introduction
  SINCE 1991

  Pride by Challenge and
  Technical Know How

  Add the value to change the world.

  • Main Business
  • Special Bridges
    • Business Introduction
    • Business Experience
  • PC Structure
    • Business Introduction
    • Business Experience
  • Special Construction Equipment's
    • Business Introduction
    • Business Experience
  • Rebar Cage Machine
    • Business Introduction
    • Business Experience
  • RCD Steel Pipe
    • Business Introduction
    • Business Experience
• Company Introduction
  SINCE 1991

  New Value Creation to
  Leading Changes of Would

  forward to the confinable future

  • CEO's Message
  • Vision
  • History
  • Organization
  • License
  • Location
• Technological Innovation
  SINCE 1991

  Global Specialty bridge construction company

  Aim for creative technical innovation
  based on the best quality and trust.

  • Introduction for bridge construction method
  • New Technology
  • Retained Patents
  • Technical Affiliation
• Public Center
  SINCE 1991

  Communicated with World

  DongBang E&C Communication

  • Press
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• Customer Center
  SINCE 1991

  Give customer impression
  beyond customer satisfaction

  To be together with customers

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PC Structure Business Introduction Fabrication and Installation of Pre/Post Tensioning type of various PC-beam, box girder, or PC-screen