【Shin Kong Steel】Announcement of the company's purchase of land from the Industrial Development Agency, Ministry of Economic Affairs (formerly Industrial Development Bureau, Ministry of Economic Affairs) (Supplement to the announcement on November 8, 2022)

1. Name and nature of the subject matter (e.g., land in XX section, XX subsection, North District, Taichung City): 5 plots of land in Lunwei West 1st District, Phase 4, Lunhai Section, Changhua Coastal Industrial Park, numbers 27-43 to 27-48 2. Date of occurrence of the event: 2026/4/7~2026/4/7 3. Date of board of directors' approval: November 8, 2022 4. Other approval dates: Not applicable 5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), price per unit, and total transaction amount: Quantity of transaction units: Land area 33,273.09 square meters Price per unit: Originally NTD 13,208/square meter, changed to NTD 14,594/square meter Total transaction amount: Originally NTD 439,482,867, changed to NTD 485,597,399 6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party of the company, their name may be omitted): Industrial Development Agency, Ministry of Economic Affairs; its relationship with the company: None 7. If the counterparty is a related party, the reason for selecting the related party as the transaction object, the owner of the previous transfer, the relationship between the owner of the previous transfer and the company and the counterparty, the date of the previous transfer, and the transfer amount shall also be announced: Not applicable 8. If the owner of the subject matter has been a related party of the company within the last five years, the date of acquisition and disposal by the related party, the price, and the relationship with the company at the time of the transaction shall also be announced: Not applicable 9. Estimated disposal profit (or loss) (not applicable for asset acquisition) (for deferred items, the recognition status should be listed and explained): Not applicable 10. Delivery or payment terms (including payment period and amount), contract restrictions, and other important agreements: Handled in accordance with the relevant regulations of the Changhua Coastal Industrial Park Lunwei West 1st District Phase 4 Industrial Land (1) Pre-registration Lease and Sale Handbook. After review and approval for purchase and payment to the designated bank: 1. Land sale price originally NTD 439,482,867, changed to NTD 485,597,399 2. Development management fund originally NTD 4,394,827, changed to NTD 4,855,974 3. Completion of use guarantee deposit originally NTD 43,948,287, changed to NTD 48,559,740 The calculation basis for the land sale price stated in the above land payment is based on the monthly addition of development cost interest from the day following the settlement date of the approved land development cost interest. The actual payment amount shall be based on the notified payment amount. Within 2 years from the date of issuance of the property transfer certificate (or issuance of the land use consent letter) or within the construction plan period approved by the "Industrial Development Bureau Industrial Park Land or Building Lease and Sale Review Committee of the Ministry of Economic Affairs", a use permit shall be obtained and the land shall be used in accordance with the approved plan. After completion of use, the completion of use guarantee deposit can be applied for refund without interest; if the use permit is not obtained and the land is not used in accordance with the approved plan within the deadline, the completion of use guarantee deposit will not be refunded and will be paid to the Industrial Park Development Management Fund of the Ministry of Economic Affairs, and the Ministry of Economic Affairs may compulsorily repurchase the land at the original price without interest. 11. Method of determining this transaction (e.g., bidding, price comparison, or negotiation), reference basis for price determination, and decision-making unit: Method of determining this transaction: In accordance with the application terms of the Industrial Development Agency, Ministry of Economic Affairs (formerly Industrial Development Bureau, Ministry of Economic Affairs) Decision-making unit: Approved by the company's board of directors on November 8, 2022, and reported to the company's board of directors on April 7, 2026. 12. Name of professional appraiser firm or company and its appraisal amount: Not applicable 13. Name of professional appraiser: Not applicable 14. Professional appraiser's license number: Not applicable 15. Is the appraisal report a limited price, specific price, or special price: No or not applicable 16. Has the appraisal report not yet been obtained: No or not applicable 17. Reason for not yet obtaining the appraisal report: Not applicable 18. If there is a significant difference in the appraisal result, the reason for the difference and the accountant's opinion: Not applicable 19. Name of accounting firm: Not applicable 20. Name of accountant: Not applicable 21. Accountant's license number: Not applicable 22. Broker and brokerage fees: Not applicable 23. Specific purpose or use of acquisition or disposal: Factory expansion needs 24. Opinions of directors who expressed dissent to this transaction: Not applicable 25. Is this transaction a related-party transaction: No 26. Date of approval by supervisors or audit committee: April 7, 2026 27. Is this transaction an acquisition of real estate or its right-of-use assets from a related party: No 28. Price evaluated in accordance with Article 16 of the "Regulations Governing the Acquisition or Disposal of Assets by Public Companies": Not applicable 29. If the price evaluated in the preceding item is lower than the transaction price, the price evaluated in accordance with Article 17 of the same regulations: Not applicable 30. Date of previous material information announcement on the same event: November 8, 2022 31. Other matters to be specified: 1. The land sale price is approved by the Industrial Park Administration, Ministry of Economic Affairs, in accordance with Article 46 of the Industrial Innovation Act. 2. The company's land purchase was announced on November 8, 2022, but the transaction amount has changed, so please refer to the amount in this announcement. Keywords: Material Information