[CTBC Financial Holding] Subsidiary Taiwan Lottery Co., Ltd. Announces Disposal of Use Rights Asset to Related Party (Supplement to Announcement Dated 114/12/30)

1. Name and nature of the subject property (e.g., land in XX Section, XX Sub-section, North District, Taichung City): CTBC Financial Park 26F, No. 168, Jingmao 2nd Road, Nangang District, Taipei City

2. Date of occurrence: 115/6/8~115/6/8

3. Board resolution date: Not applicable

4. Other approval date: Approval level: Chairman June 8, 2026 (Republic of China calendar 115)

5. Transaction quantity (e.g., XX square meters, converted to XX ping), unit price, and total transaction amount: 26F, No. 168, Jingmao 2nd Road, Nangang District, Taipei City Disposal area: 26.35 ping Unit price: NT$2,441.9 per ping per month Rent amount: NT$64,344 per month Decrease in use rights asset: NT$1,102,150

6. Transaction counterparty and its relationship with the company (if the counterparty is a natural person not a related party, disclosure of name may be omitted): Transaction counterparty: CTBC Bank Co., Ltd. Relationship with related party: Same subsidiary of CTBC Financial Holding as the company

7. If the counterparty is a related party, also disclose the reason for selecting the related party as the transaction object, the previous owner, the relationships among the previous owner, the company, and the counterparty, and the previous transfer date and amount: Reason for selecting related party: Original lessor Previous owner: Not applicable Relationships: Not applicable Previous transfer date: Not applicable Previous transfer amount: Not applicable

8. If the owner of the subject property within the last five years was a related party of the company, also disclose the acquisition and disposal dates, prices, and relationship with the company at the time of transaction: Not applicable

9. Estimated disposal gain or loss (not applicable for asset acquisition; if deferred, list recognition situation): Estimated disposal loss: NT$64,344

10. Delivery or payment terms (including payment period and amount), contract restrictions, and other important terms: Payment terms: None Lease period: January 1, 2026 to December 31, 2027 (26.35 ping to be vacated from July 28, 2026) Restrictions: None Other important terms: None

11. Decision method for this transaction (e.g., tender, price comparison, negotiation), reference basis for price determination, and decision-making unit: Price reference basis: Original lease contract price Decision-making unit: Chairman

12. Name of professional appraiser firm and its appraisal amount: Not applicable

13. Name of professional appraiser: Not applicable

14. Professional appraiser license number: Not applicable

15. Whether the appraisal report is for a limited price, specific price, or special price: No or not applicable

16. Whether the appraisal report has not been obtained: No or not applicable

17. Reason for not obtaining appraisal report: Not applicable

18. If there is a significant difference in appraisal results, the reason for the difference and accountant's opinion: Not applicable

19. Name of accounting firm: Not applicable

20. Name of accountant: Not applicable

21. Accountant license number: Not applicable

22. Broker and brokerage fee: Not applicable

23. Specific purpose or use of the acquisition or disposal: To vacate part of the office premises due to business needs

24. Opinions of directors dissenting to this transaction: Not applicable

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

26. Date of audit committee approval or supervisor acknowledgment: Not applicable, reason: According to Article 45 of the Financial Holding Company Act, the transaction amount is authorized for approval by the responsible officer per internal regulations.

27. Whether this transaction involves acquiring real estate or its use rights asset from a related party: No

28. Price evaluated in accordance with Article 16 of the "Regulations Governing the Acquisition and Disposal of Assets by Public Companies": Not applicable

29. If the price evaluated under the preceding article is lower than the transaction price, the price evaluated in accordance with Article 17 of the same regulations: Not applicable

30. Date of prior material information announcement for the same event: 114/12/30

31. Other statements: None