Yesuntech Swings to Consolidated Profit in Q1 2026, Debt Ratio Improves


  • Consolidated revenue KRW 105,170mn (+3.8% YoY), net profit attributable to parent KRW 1,143mn (vs. loss of KRW 801mn in prior year period)
  • Consolidated debt ratio 221.22% (improved from 232.78% at year-end), net debt ratio 157.05% (improved from 169.50%)
  • Standalone debt ratio remains very high at 962.09%
  • Full redemption of remaining KRW 500mn convertible bonds in Jan 2026, eliminating derivative liability of KRW 213mn
  • Filed 4 new patents related to EV battery flame barrier materials; second factory in Guangzhou, China under construction
  • Two pending lawsuits (KRW 50mn as plaintiff, KRW 428mn as defendant; outcome uncertain)
  • Recognized impairment loss of KRW 419mn on investment in Suzhou subsidiary (standalone basis)

KOSDAQ Filing Information


  • Filing: Quarterly Report (2026.03)
  • Company: YeSUN Tech (250930)
  • Submission: YeSUN Tech Co., Ltd.
  • Receipt: 05-15-2026