3432 Taiwan Duan Industrial Announces Zero Valuation on Fund Holdings

Release Date: June 21, 2026 Statement Date: June 20, 2026 Statement Time: 20:52:48 Company Code: 3432 Company Name: Taiwan Duan Subject: Compliance with TWSE Letter No. 1121801204 Applicable Clause: Clause 51 Factual Date: June 20, 2026

Explanation: 1. Factual Date: 06/20/2026 2. Company Name: Taiwan Duan Industrial Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 (Our Company) 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: In compliance with TWSE Letter No. 1121801204, the company regularly discloses material information, including the balance of each fund held, subscription and redemption transactions, and the recovery status and balance of receivable redemption amounts.

6. Response Measures: (a) As of June 20, 2026, the investment balance in funds held by the company and its subsidiaries, calculated based on the latest published net asset values, amounts to USD 53,286 thousand (NTD 1,682,781 thousand), with a fair value assessment of 0.

Fund Name Abbrev. USD '000 NTD '000 FV Institution Issuer ================================================== ====== ========== ========= ==== =========== ========= Spectra SPC Powerfund (PF) 21,984 694,263 0 AA STI Asian Strategic Long Term Fund (GP) 8,151 257,409 0 AA CCIB Asian Strategic Orient Fund (GH) 9,099 287,348 0 AA CCIB Longchamp Absolute Return Unit Trust Fund (LC) 14,052 443,761 0 CCAM-N CCAM ---------- --------- ---- Total 53,286 1,682,781 0 ========== ========= ====

(1) AA: Ayers Alliance Financial Group Ltd. (2) STI: STI PF Limited (3) CCIB: City Credit Investment Bank Limited (4) CCAM-N: City Credit Asset Management Nominee Co., Ltd. (5) CCAM: CCAM Co., Ltd. (6) Latest Published NAV Reference Dates: (PF)=02/14/2023 (GP)=03/28/2023 (GH)=03/30/2023 (LC)=07/07/2023

(b) As of June 20, 2026, the company and its subsidiaries have made no new fund subscriptions or redemptions during the current year.

(c) As of June 20, 2026, the company has two outstanding receivable redemption amounts totaling USD 2,041 thousand (NTD 64,446 thousand), which, after impairment assessment, are valued at 0.

Abbrev. Trade Date USD '000 NTD '000 Amortized Cost Institution Issuer ======= ========== ======== ======== ============== =========== ====== PF 02/15/2023 1,032 32,580 0 AA STI LC 02/20/2023 1,009 31,866 0 CCAM-N CCAM ------- -------- ---------- Total 2,041 64,446 0 ======= ======== ==========

7. Other Matters to be Disclosed (If the subject of the event or resolution is a publicly issued company or above, this material information also meets Article 7, Paragraph 9, Subparagraph 9 of the Enforcement Rules of the Securities and Exchange Act, which concerns matters having a significant impact on shareholders' rights or securities prices): (a) The company will closely monitor the developments of the above four funds and engage professionals to assist in asserting its rights to protect the interests of all shareholders. (b) All financial and business-related information of the company is disclosed in accordance with relevant regulations. Investors should refer to the company's official announcements for any further notices or disclosures.