IS DONGSEO Amends SK Hynix M15 WWT Project Contract Extending Completion Date


  • IS DONGSEO submitted a correction disclosure extending the end date of the SK Hynix M15 WWT Project construction contract with SK Ecoplant from June 30, 2026 to August 31, 2026.
  • The contract amount remains unchanged at 90.98 billion KRW, representing 5.66% of 2021 consolidated sales. The project commenced on November 15, 2022.
  • This amendment results from an agreement to change the contract period with no additional financial adjustments or dilution impact.
  • [AI Summary]This is a routine administrative correction extending only the contract period without any change in contract value, resulting in a neutral impact on shareholder value. It does not materially alter the existing order backlog or revenue recognition timeline.

KOSPI Filing Information


  • [Correction of Description] Conclusion of Single Sale and Supply Contract
  • Company: IS DONGSEO (010780)
  • Submission: IS DONGSEO CO., LTD.
  • Under KRX KOSPI Market Division

  • Shares: 30,186,976
  • Price: 23,100 KRW
  • Market Cap: 697.3 B KRW