3714 FAE Group Announces Disposal of Global Unichip Corp. Shares via Subsidiary Liang Tsai Investment

Date of Announcement: July 8, 2026 Date of Statement: July 7, 2026 Time of Statement: 15:56:16 Company Code: 3714 Company Name: FAE Group Subject: (Supplement to Announcement Dated July 3, 2026) Disposal of Ordinary Shares of Global Unichip Semiconductor Holdings Co., Ltd. (Cayman Islands) by Subsidiary Liang Tsai Investment Corp. Applicable Clause: Clause 20 Date of Fact: July 7, 2026

1. Security Name: Ordinary shares of Global Unichip Semiconductor Holdings Co., Ltd. (hereinafter "GUC-KY"), incorporated in the Cayman Islands

2. Transaction Date: May 12, 2026 – July 7, 2026

3. Board Approval Date: July 3, 2027

4. Other Approval Dates: Not applicable

5. Transaction Quantity, Unit Price, and Total Amount: Sold 4,000 thousand shares at market price Unit Price: NT$504.10 per share Total Transaction Amount: NT$2,016,403 thousand

6. Gain (or Loss) from Disposal (Not applicable for acquisition of securities): Estimated gain from the disposal of GUC-KY privately placed ordinary shares: approximately NT$1,876 million

7. Relationship with the Target Company: GUC-KY is a related party of the Company

8. Cumulative Holdings of the Security (including this transaction) to Date – Quantity, Amount, Ownership Percentage, and Restrictions (e.g., Pledging):

(1) FAE Holding Corp. Cumulative Holding Quantity: 9,409 thousand shares Cumulative Holding Amount: approximately NT$373,055 thousand Cumulative Ownership Percentage: 7.78% Restrictions: None

(2) Liang Tsai Investment Corp. Cumulative Holding Quantity: 5,393 thousand shares Cumulative Holding Amount: approximately NT$253,792 thousand Cumulative Ownership Percentage: 4.45% Restrictions: None

(3) Liang Pin Investment Corp. Cumulative Holding Quantity: 6,774 thousand shares Cumulative Holding Amount: approximately NT$244,147 thousand Cumulative Ownership Percentage: 5.60% Restrictions: 6,500 thousand privately placed ordinary shares are subject to restrictions under the Securities and Exchange Act

(4) Crystalwell Semiconductor Corp. Cumulative Holding Quantity: 20 thousand shares Cumulative Holding Amount: approximately NT$1,056 thousand Cumulative Ownership Percentage: 0.02% Restrictions: None

(5) FAE Optoelectronics Corp. Cumulative Holding Quantity: 3,648 thousand shares Cumulative Holding Amount: approximately NT$126,023 thousand Cumulative Ownership Percentage: 3.02% Restrictions: 3,500 thousand privately placed ordinary shares are subject to restrictions under the Securities and Exchange Act

Note: Liang Tsai Investment’s figures include this transaction and are self-calculated; all others are based on the latest audited/reviewed financial reports.

9. 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 of the Parent in the Latest Financial Statements, and the Amount of Working Capital: Percentage of Total Assets: 0.61% Percentage of Shareholders’ Equity: 0.61% Working Capital: NT$627,154 thousand

10. Specific Purpose of Acquisition or Disposal: Adjustment of capital allocation

11. Dissenting Director Opinions on this Transaction: None

12. Whether this Transaction is a Related-Party Transaction: No

13. Counterparty and its Relationship with the Company: Not applicable

14. Date of Supervisor Approval or Audit Committee Consent: July 3, 2027

15. Previous Date of Material Information Disclosure on the Same Event: July 3, 2026

16. Other Disclosures: None