Renewal of Guarantee for GST Global GmbH (Negative Equity, KRW 35.16 Billion)


  • Purpose: Guarantee of KRW 35.16 billion (4.25% of equity) for affiliate GST Global GmbH's loan maturity extension with Korea Development Bank.
  • Debtor's weak financials: Negative equity of -KRW 4.229 billion in 2025, net loss of KRW 32.64 billion, three consecutive years of losses.
  • Guarantee period: 2026.04.30~2027.04.30 (1 year).
  • Total outstanding guarantees: KRW 1.63 trillion (multiple affiliates).
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KOSPI Filing Information


  • Filing: Decision On Guarantee Of Debt For Others
  • Company: HS HYOSUNG ADVANCED MATERIALS (298050)
  • Submission: HS HYOSUNG ADVANCED MATERIALS
  • Receipt: 04-30-2026
  • Under KRX KOSPI Market Division