[Amended] Rights offering (paid-in capital increase) decision (subsidiary)

What happened

Sebang Global Battery / Rights Offering (Paid-in Capital Increase) Decision (Subsidiary's Material Management Matter) / (2026.07.27) - Amendment Report (Filing) Amendment date: 2026-07-27

1. Disclosure document being amended: rights offering decision (subsidiary's material management matter) 2. Filing date of the document being amended: 2026-06-15 3. Reason for amendment: amendment reflecting completion of payment 4. Amendment: Item 12 (Payment date): Before - 2026-12-31; After - 2026-07-27. Item 22 (Other matters), point 4: Before - "Item 12 'Payment date' is stated as the final expected payment date of year-end 2026; the rights-offering funds will be paid in installments depending on progress."; After - "Item 12 'Payment date' is the final completion date of payment."

Rights Offering (Paid-in Capital Increase) Decision (Subsidiary's Material Management Matter) Report on a material management matter of the subsidiary SEBANG LITHIUM BATTERY OHIO LLC

1.-3. Type/number of new shares, par value, shares before increase: not applicable (see note on capital structure below) 4. Purpose of financing: facility funds, KRW 106,890,000,000 (all other categories: none) 5. Method of capital increase: shareholder-allotted rights offering 6. New-share issue price (confirmed/expected): not applicable 7. Pricing method: not applicable 8. New-share allotment record date: not applicable 9. New shares allotted per share held: not applicable 10. Employee stock ownership plan priority allotment ratio: not applicable 11. Subscription period: not applicable 12. Payment date: 2026-07-27 13. Treatment of forfeited shares: not applicable 14. Dividend record date for new shares: not applicable 15. Expected date of delivery of new share certificates: not applicable 16. Lead underwriter (if not a direct offering): not applicable 17. Transferability of pre-emptive rights: not applicable 18. Board resolution date: 2026-06-12; outside director attendance: not applicable; audit committee member who is not an outside director: not applicable 19. Securities registration statement required: No 20. Reason for exemption: the issuer is an unlisted foreign company, so this does not constitute a public offering or sale of securities under Article 11, Paragraph 1 of the Enforcement Decree of the Financial Investment Services and Capital Markets Act. 21. Fair Trade Commission filing required: No

22. Other matters of reference for investment decisions 1. This disclosure concerns a rights offering at the Company's overseas great-grandchild subsidiary SEBANG LITHIUM BATTERY OHIO LLC ("SLB OHIO"), funded by a capital contribution from its parent, the Company's grandchild subsidiary and SLB OHIO's 100%-owning parent, SEBANG LITHIUM BATTERY AMERICA LLC ("SLB AMERICA"). 2. SLB OHIO, incorporated as a limited liability company under Delaware law, has no shares, so the share-count fields are not filled in. 3. The "facility funds" figure in item 4 is the KRW equivalent of USD 70,000,000, converted at the Seoul Money Brokerage Services exchange rate on the rights-offering decision date (2026.06.12) of KRW 1,527.0 per dollar; the funds will be used for SLB OHIO's production facilities and related infrastructure and disbursed in installments as the project proceeds; the KRW equivalent may change with the exchange rate at the time of actual contribution. 4. Item 12 "Payment date" is the final completion date of payment. 5. The board resolution date in item 18 is the date of SLB OHIO's rights-offering decision by sole-member written consent. 6. As SLB OHIO is a newly established entity this year, the subsidiary's total-assets figure in the subsidiary information below is omitted; the parent's consolidated total assets figure is based on Sebang Global Battery's 2025 year-end consolidated financial statements. 7. The above schedule and details may change as the process proceeds.

[Subsidiary information] Subsidiary name: SEBANG LITHIUM BATTERY OHIO LLC; representative: Oh Heung-seop; main business: a US-based operating company for entry into the North American ESS battery business; major subsidiary: No; subsidiary's total assets: not disclosed; parent's consolidated total assets (KRW): 2,242,840,512,109; ratio to parent's consolidated total assets: not applicable