Contract Period Extended by 7 Months for Busan Metro Construction (End Date Changed to Nov 2026)


  • Correction disclosure for contract period change: end date extended from 2026-04-28 to 2026-11-30 (7 months)
  • Contract amount: 27.2 billion KRW (29% share, total 93.8 billion), 8.42% of sales
  • Counterparty: Busan Transportation Corporation, location: Busan Sasang-gu Hakjang-dong
  • Original contract date: 2017-05-16; revenue recognition period extended due to contract extension
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KOSPI Filing Information


  • Filing: [Correction Of Description] Conclusion Of Single Sales And Supply Agreement (Voluntary Disclosure)
  • Company: Dong-Ah Geological Engineering (028100)
  • Submission: Dong-Ah Geological Engineering Company LTD.
  • Receipt: 04-27-2026
  • Under KRX KOSPI Market Division