3432 Taiwan Duan Industrial Announces Fair Value of Held Funds Assessed at Zero

Release Date: June 28, 2026 Statement Date: June 27, 2026 Statement Time: 09:22:42 Company Code: 3432 Company Name: Taiwan Duan Subject: Compliance with TWSE Notice No. 1121801204 Applicable Clause: Item 51 Event Date: June 27, 2026

Details: 1. Event Date: 115/06/27 2. Company Name: Taiwan Duan Industrial Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 4. Cross-shareholding Ratio: Not applicable 5. Reason for Event: In accordance with TWSE Notice No. 1121801204, the company is required to regularly disclose material information, including the balance, subscription and redemption transactions, and collection status and balance of receivable redemption amounts for each fund it holds.

6. Response Measures: (a) As of June 27, 2026, the total investment balance in funds held by the company and its subsidiaries, calculated based on the latest published net asset values (NAV), amounts to USD 53,286 thousand (NTD 1,697,701 thousand). However, the fair value of these investments has been assessed at zero.

USD NTD Fair Trading Issuing Fund Name Abbrev. Thousand Thousand Value Institution Entity ============================= ==== ====== ========= ==== ====== ==== Spectra SPC Powerfund (PF) 21,984 700,418 0 AA STI Asian Strategic Long Term Fund (GP) 8,151 259,691 0 AA CCIB Asian Strategic Orient Fund (GH) 9,099 289,896 0 AA CCIB Longchamp Absolute Return Unit Trust Fund (LC) 14,052 447,696 0 CCAM-N CCAM ------ --------- ---- Total 53,286 1,697,701 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)=112.02.14 (GP)=112.03.28 (GH)=112.03.30 (LC)=112.07.07

(b) As of June 27, 2026, the company and its subsidiaries have not conducted any new fund subscription or redemption transactions during the current fiscal year.

(c) As of June 27, 2026, the company has two outstanding receivable fund redemption amounts totaling USD 2,041 thousand (NTD 65,017 thousand). After impairment assessment, the carrying amount is zero.

Fund Abbrev. Trade Date USD Thousand NTD Thousand Amortized Cost Trading Institution Issuing Entity ========= ======= ======= ======== ========== ======== ======== PF 112.02.15 1,032 32,869 0 AA STI LC 112.02.20 1,009 32,148 0 CCAM-N CCAM ------ -------- ---------- Total 2,041 65,017 0 ====== ======== ==========

7. Other Matters to be Disclosed (If the entity involved is a publicly issued company or above, this material information also qualifies as a matter under Article 7, Paragraph 9, Item 9 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' equity or securities prices): (a) The company will closely monitor the future developments of the above four funds and engage professionals to assert its rights in order to protect the interests of all shareholders. (b) All financial and business-related information of the company is disclosed in accordance with relevant regulations. Should there be further notifications or matters requiring disclosure, investors are advised to refer to the company's official announcements.