Dahua Group's Subsidiary Shanghai United Can Co., Ltd. Announces Disposal of Wealth Management Product

1. Name and nature of the subject matter (if preferred shares, specify issuance terms such as dividend rate): Zhaoyin Wealth Management Zhaoying Ririxin

2. Date of occurrence: October 28, 2025 (ROC Year 114) to June 29, 2026 (ROC Year 115)

3. Board approval date: Not applicable

4. Other approval dates: Approval level: Approved by Chairman June 29, 2026 (ROC Year 115)

5. Transaction quantity, unit price, and total amount: RMB 65,500,000

6. Counterparty and its relationship with the company (if the counterparty is an individual and not a related party, name disclosure may be omitted): China Merchants Bank - Shanghai Songjiang Branch; None

7. If the counterparty is a related party, disclose the reason for selecting such party, the previous transferor, the relationship among the previous transferor, the company, and the counterparty, the previous transfer date, and amount: Not applicable

8. If the ownership of the subject matter was held by a related party of the company within the past five years, disclose the related party's acquisition and disposal date, price, and relationship with the company at the time of transaction: Not applicable

9. Matters related to the disposal of receivables (including types of collateral attached to disposed receivables; if receivables from related parties, disclose the name and book value of such receivables): Not applicable

10. Gain (or loss) from disposal (not applicable for acquisition of securities) (if previously deferred, provide a table explaining recognition): Cumulative disposal gain: RMB 92,465.30

11. Delivery or payment terms (including payment period and amount), contractual restrictions, and other important agreements: One-time full payment

12. Decision-making method for this transaction, reference basis for pricing, and decision-making unit: Conducted according to company-approved authority

13. Net asset value per share of the securities-issuing company acquired or disposed: Not applicable

14. Cumulative holdings (including this transaction) of the securities involved, in terms of quantity, amount, ownership percentage, and any restrictions on rights (e.g., pledge status): Shanghai United Can Co., Ltd.: RMB 30,000,000 Chongqing United Can Co., Ltd.: RMB 11,000,000 Jinan United Can Co., Ltd.: RMB 21,300,000 Huatong United (Nantong) Plastic Industry Co., Ltd.: RMB 20,200,000

15. Cumulative investment in securities listed under Article 3 of the 'Asset Acquisition and Disposal Rules for Publicly Issued Companies' (including this transaction), as a percentage of total assets and equity attributable to owners in the company’s latest financial statements, and the amount of working capital in the latest financial statements (Note 2): Percentage of total assets: 3.44% Percentage of equity: 3.64% Working capital: NT$3,687,872 thousand

16. Broker and brokerage fees: None

17. Specific purpose or use of the acquisition or disposal: Profit from financial investment

18. Dissenting opinions from directors regarding this transaction: None

19. Is this transaction a related-party transaction? No

20. Date of auditor confirmation or audit committee approval: Not applicable

21. Did the accountant issue a non-reasonableness opinion on this transaction? Not applicable

22. Name of accounting firm: Not applicable

23. Name of accountant: Not applicable

24. Accountant’s practice certificate number: Not applicable

25. Does this involve a change in business model? No

26. Explanation of business model change: None

27. Transaction history with the counterparty over the past year and expected transactions in the next year: Within one year from June 30, 2025 (ROC Year 114), disposal announcements were made on September 24, 2025 and June 29, 2026. Acquisition announcements were made on December 9, 2025 and May 22, 2026. Future transactions will depend on the company’s financial management needs, with possible continuation or termination.

28. Source of funds: Internal funds

29. Previous date of material information disclosure regarding the same event: Not applicable

30. Other explanatory matters: None