• VitzroSys' board resolved on Oct. 15, 2026, to guarantee KRW 3.75 billion of debt for Woosu Precision.
• The guarantee supports a KRW 3.5 billion facility-funding loan from Daol Savings Bank to its de facto controlling shareholder.
• Coverage runs from Oct. 16, 2026, through Oct. 16, 2027, representing 17.57% of equity.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. VitzroSys Co. Ltd. published the original content used to generate this news brief via DART, the regulatory disclosure system operated by the South Korea Financial Supervisory Service (FSS) (Ref. ID: 20261015900804), on October 15, 2026, and is solely responsible for the information contained therein.