Largan Precision Announces Acquisition of Real Estate Property

1. Name and nature of the subject property (e.g., land located in Section XX, Subsection XX, Beitun District, Taichung City): Land: Lots 208-0 and 209-0, Wenshan Section, Nantun District, Taichung City Buildings: No. 19, Gongyequ 21st Road, Nantun District, Taichung City (Building Nos. 122-1 and 122-2, Wenshan Section)

2. Date of occurrence: June 24, 2026 (Minguo Year 115)

3. Board approval date: Not applicable

4. Other approval dates: Approval level: Approved by Chairman June 24, 2026 (Minguo Year 115)

5. Quantity of units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Land area: 4,830.00 square meters (approximately 1,461.075 ping) Building area: 5,065.87 square meters (approximately 1,532.425 ping) Total transaction amount: NT$628,262,250

6. Counterparty and its relationship with the company (if the counterparty is a natural person and not a related party, name disclosure may be omitted): Zhenfeng Enterprise Co., Ltd.; Relationship with company: None

7. If the counterparty is a related party, state the reason for selection, previous transferor, relationships among previous transferor, company, and counterparty, transfer date, and amount: Not applicable

8. If the property’s owner within the last five years was a related party of the company, disclose the date of acquisition and disposal, price, and relationship with the company at the time: Not applicable

9. Estimated gain (or loss) on disposal (not applicable for asset acquisition) (deferred gains to be detailed in table): Not applicable

10. Delivery or payment terms (including payment schedule and amounts), contractual restrictions, and other important provisions: As stipulated in the executed contract

11. Method of transaction decision (e.g., bidding, comparison, negotiation), basis for price determination, and decision-making unit: Transaction method: Negotiated between parties Price basis: Reference to nearby real estate market prices and professional appraisal report Decision-making unit: Authorized by internal approval authority, fully handled by Chairman

12. Name of professional appraisal firm and appraised value: Chang Hsing Real Estate Appraiser Joint Office; NT$636,046,494

13. Name of professional appraiser: Lin Han-Yu, Real Estate Appraiser, Chang Hsing Real Estate Appraiser Joint Office

14. Appraiser license number: (107) Nantou City Appraisal No. 000081

15. Whether the appraisal report indicates a limited, specific, or special price: No / Not applicable

16. Whether appraisal report has not yet been obtained: No / Not applicable

17. Reason for not obtaining appraisal report: Not applicable

18. If there is a significant difference in appraisal results, explain the reason and include auditor’s opinion: Not applicable

19. Auditor firm name: Not applicable

20. Auditor name: Not applicable

21. Auditor license number: Not applicable

22. Broker and brokerage fees: Handled according to authorized contract

23. Specific purpose or use of acquisition or disposal: To meet future production capacity expansion needs

24. Dissenting director’s opinion on this transaction: Not applicable

25. Whether this transaction is a related-party transaction: No

26. Date of supervisor approval or audit committee consent: Not applicable

27. Whether the transaction involves acquiring real estate or right-of-use assets from a related party: No

28. Valuation price under Article 16 of the 'Regulations on the Acquisition or Disposal of Assets by Publicly Issued Companies': Not applicable

29. Valuation price under Article 17 of the same regulations if the valuation under the previous item is lower than transaction price: Not applicable

30. Previous date of material information disclosure on the same event: Not applicable

31. Other explanatory matters: None