Material event report (decision to redeem own convertible bonds early)

What happened

Material Event Report (Decision to Redeem Own Convertible Bonds Before Maturity) [Form version] 6.0

Jolse Co., Ltd.

Material Event Report / Korea Exchange Disclosure Obligation To the Financial Services Commission / Korea Exchange July 10, 2026

Company name: Jolse Co., Ltd. CEO: Moon Yang-gwon Head office address: 5th floor, Gwanggyo K-Tower, 1, Daehak 3-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do (Uiui-dong) (Phone) 031-727-9706 (Website) http://corp.jolse.co.kr Preparer: (Title) Director (Name) Park Ji-seon (Phone) 031-727-9706

Decision to Redeem Own Convertible Bonds Before Maturity

1. Type of bonds: Series 35, unsecured private-placement convertible bonds 2. Bond issuance date: May 29, 2025 3. Bond issuance method: Private placement 4. Bond maturity date: May 29, 2028 5. Total face value (electronically registered) of the bonds (KRW): 1,200,000,000 6. Face value (electronically registered) of the bonds to be acquired (KRW): 1,200,000,000 7. Acquisition decision date: 2026.07.10 8. Acquisition amount Amount (KRW): 1,274,012,216 Basis for calculation: The above bond acquisition amount is the final amount agreed with each bondholder, being the bonds' face value total plus accrued interest on early redemption. Payment (scheduled) date: 2026.07.10 Source of acquisition funds: the company's own funds 9. Acquisition method: Over-the-counter purchase 10. Reason for acquisition before maturity: Acquisition by mutual agreement with the bondholders 11. Future handling plan: Full retirement of the acquired bond amount (cancellation of the registered bond) 12. Matters concerning conversion Conversion ratio (%): 0 Conversion price as of the reporting date (KRW/share): 2,100 Type of shares to be issued upon conversion: Jolse Co., Ltd. registered common shares Number of shares: 0 Ratio to total shares issued (%): 0 Conversion request period: start date -; end date - 13. Face value (electronically registered) of the bonds remaining after acquisition (KRW): 0 14. Whether subject to Fair Trade Commission reporting: Not applicable 15. Other matters material to investment decisions - The conversion price as of the reporting date is the conversion price as adjusted on May 29, 2026. - As these bonds are scheduled to be fully retired after acquisition, the conversion ratio, the number of shares to be issued upon conversion, and the conversion request period are not stated.

[Matters Concerning the Sellers] Seller name: Park Jang-hui; relationship with the company or largest shareholder: -; selection process: selected considering the investor's intent, ability to pay, timing, etc., to achieve the company's management objectives and promptly raise necessary funds; transactions and plans within 6 months before/after the acquisition decision: -; face value of bonds sold (KRW): 300,000,000; note: - Seller name: Lee Ji-eun; relationship: -; selection process: same as above; transactions/plans: -; face value of bonds sold (KRW): 300,000,000; note: - Seller name: Im Bo-min; relationship: -; selection process: same as above; transactions/plans: -; face value of bonds sold (KRW): 500,000,000; note: - Seller name: Choi Ji-yeon; relationship: -; selection process: same as above; transactions/plans: -; face value of bonds sold (KRW): 100,000,000; note: -