Wan Hai Announces Subsidiary Guangzhou Wan Hai Information Technology's New Right-of-Use Asset Lease from Shenzhen Lianfeng International Freight

1. Name and nature of the subject property (e.g., land located in Section XX, Subsection XX, North District, Taichung City): Units 2006–2011 and 2013–2017, 20th Floor, No. 406-2, Huasui Road, Tianhe District, Guangzhou

2. Date of occurrence: June 11, 2026 ~ June 11, 2026

3. Board approval date: June 11, 2026

4. Other approval dates: Not applicable

5. Quantity of transaction units (e.g., XX square meters, equivalent to XX ping), unit price, and total transaction amount: Right-of-use asset area: 965.69 square meters (approximately 292.12 ping) Value per square meter: approximately NT$21,900 (RMB 4,686.08) Total value of right-of-use asset: NT$21,148,497 (RMB 4,525,297.64)

6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party, name disclosure may be omitted): Counterparty: Shenzhen Lianfeng International Freight Co., Ltd. Relationship with company: Related party

7. If the counterparty is a related party, state the reason for selection, prior transferor, relationship among prior transferor, company, and counterparty, date of prior transfer, and transfer amount: Reason for selecting related party: Consideration of group-wide operational synergies Prior transferor: Not applicable

8. If the asset owner within the past five years was a related party of the company, disclose the date, price, and relationship at the time of acquisition and disposal: Not applicable

9. Estimated gain (or loss) on disposal (not applicable for asset acquisition) (if deferred, provide schedule of recognition): Not applicable

10. Delivery or payment terms (including payment period and amounts), contractual restrictions, and other important provisions: Payment terms: Monthly rental payments over a total lease term of 60 months Restrictions: None

11. Method of transaction determination (e.g., bidding, quotation comparison, negotiation), basis for price determination, and decision-making unit: Transaction method: Negotiation Basis for price determination: Market price Decision-making unit: Board of Directors

12. Name of professional valuation firm or company and valuation amount: Shenzhen Shilian Land and Real Estate Appraisal Co., Ltd. Valuation amount: NT$21,589,386 (RMB 4,619,638)

13. Name(s) of professional appraiser(s): Liang Zhen, Li Liang

14. Appraiser license numbers: Liang Zhen: 4420160157, Li Liang: 4420190171

15. Whether the valuation report is for a limited, specific, or special price: No / Not applicable

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

17. Reason for not obtaining valuation report: Not applicable

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

19. Name of accounting firm: Not applicable

20. Name of auditor: Not applicable

21. Auditor license number: Not applicable

22. Broker and brokerage fee: Not applicable

23. Specific purpose or use of the acquisition or disposal: Consideration of group-wide operational synergies

24. Opinion of any dissenting director regarding this transaction: None

25. Whether this transaction is a related-party transaction: Yes

26. Date of approval by supervisor or audit committee: June 11, 2026

27. Whether this transaction involves acquiring real estate or right-of-use asset from a related party: Yes

28. Valuation amount under Article 16 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies': NT$21,589,386

29. Valuation amount under Article 17 of the same rules if the valuation in 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