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

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Hanwha / Rights Offering Decision (Material Matter of Subsidiary) / (2026.07.20)

Amendment Report (Disclosure) Amendment date: 2026-07-20 1. Disclosure document being amended: Rights Offering Decision (Material Matter of Subsidiary) 2. Original filing date of the disclosure document being amended: 2026-03-26 3. Reason for amendment: Amendment to reflect the finalized rights-offering issue price 4. Amended items: Item: 4. Purpose of financing - Debt repayment funds (KRW): Before 571,000,000,000; After 263,600,000,000 Item: 6. New share issue price - Final issue price - Common shares (KRW): Before none; After 22,100 Item: 6. New share issue price - Preliminary issue price - Common shares (KRW): Before 27,900; After none Item: 6. New share issue price - Preliminary issue price - Common shares (KRW) - expected finalization date: Before 2026-07-16; After none Item: 7. Issue price determination method: Before - see Section 24, "Other Matters for Investors' Reference - (a) Method of Determining the New Share Issue Price" in Hanwha Solutions Corporation's [Amended] Material Event Report (Rights Offering Decision) disclosed on 2026.06.12. After - see the same section in the [Amended] Material Event Report disclosed on 2026.07.20. Item: 13. Plan for handling forfeited shares: Before - see Section 24, "Other Matters for Investors' Reference - (b) Method of Allotting New Shares" in the disclosure of 2026.06.12. After - see the same section in the disclosure of 2026.07.20. Item: 22. Other material matters for investors' reference: Before - refer to Hanwha Solutions Corporation's [Amended] Material Event Report (Rights Offering Decision) disclosed on DART on 2026.06.12 for further details. After - refer to the disclosure of 2026.07.20.

Rights Offering Decision (Material Matter of Subsidiary) Report of Material Management Matter of Subsidiary Hanwha Solutions Corporation

1. Type and number of new shares: Common shares (shares) 53,000,000; Class shares (shares): none 2. Par value per share (KRW): 5,000 3. Total shares issued before the capital increase (shares): Common shares 171,892,536; Class shares 2,575,349 4. Purpose of financing: Facility funds (KRW) 907,700,000,000; Business acquisition funds: none; Working capital: none; Debt repayment funds (KRW) 263,600,000,000; Funds to acquire securities of other companies: none; Other funds: none 5. Capital increase method: General public offering of forfeited shares following shareholder allotment [shareholder-allotment capital increase] 6. New share issue price: Final issue price - Common shares (KRW) 22,100; Class shares: none. Preliminary issue price - Common shares: none, expected finalization date: none; Class shares: none, expected finalization date: none 7. Issue price determination method: See Section 24, "Other Matters for Investors' Reference - (a) Method of Determining the New Share Issue Price" in Hanwha Solutions Corporation's [Amended] Material Event Report (Rights Offering Decision) disclosed on 2026.07.20. 8. New share allotment record date: 2026-06-16 9. Number of new shares allotted per existing share: 0.2465120994 10. Preferential allotment ratio for employee stock ownership association members (%): 20.0 11. Expected subscription dates: Employee stock ownership association - start date 2026-07-22, end date 2026-07-22; Existing shareholders - start date 2026-07-22, end date 2026-07-23 12. Payment date: 2026-07-30 13. Plan for handling forfeited shares: See Section 24, "Other Matters for Investors' Reference - (b) Method of Allotting New Shares" in the [Amended] Material Event Report disclosed on 2026.07.20. 14. Dividend accrual date for new shares: 2026-01-01 15. Expected date of delivery of new share certificates: none 16. Lead underwriter(s) (if not a direct public offering): KB Securities Co., Ltd., NH Investment & Securities Co., Ltd., Korea Investment & Securities Co., Ltd., Daishin Securities Co., Ltd. 17. Whether subscription rights are transferable: Applicable 18. Board resolution date (decision date): 2026-05-26 - Outside directors in attendance: 4; Absent: none - Attendance of auditor (audit committee member who is not an outside director): none 19. Whether a securities registration statement is required: Yes 20. If exempted from filing, the reason: none 21. Whether subject to Fair Trade Commission reporting: Yes 22. Other material matters for investors' reference: - For details beyond the above, please refer to the [Amended] Material Event Report (Rights Offering Decision) disclosed by Hanwha Solutions Corporation on DART (the Financial Supervisory Service's electronic disclosure system) on 2026.07.20. - In the "[Matters Concerning the Subsidiary]" section below, the subsidiary's total assets (KRW) are based on Hanwha Solutions Corporation's 2024 consolidated audit report, and the parent company's consolidated total assets (KRW) are based on the Company's own 2024 consolidated audit report.

[Matters Concerning the Subsidiary] Subsidiary name: Hanwha Solutions Corporation (English: HANWHA SOLUTIONS CORPORATION) Representatives: Nam Jeong-woon, Park Seung-deok, Kim Dong-kwan Main business: Manufacture of basic organic chemicals Whether it is a major subsidiary: Applicable Subsidiary's total assets (KRW): 30,036,831,374,114 Parent company's consolidated total assets (KRW): 252,036,985,404,848 Subsidiary's assets as % of parent company's consolidated total assets: 11.92