Tongtai (3321) Shareholders Approve Removal of Non-Compete Restrictions for Directors

Release Date: June 26, 2026 Statement Date: June 25, 2026 Statement Time: 16:36:41 Company Code: 3321 Company Name: Tongtai

Subject: The company's 2026 annual shareholders' meeting resolved to lift non-compete restrictions for directors.

Applicable Clause: Item 21 Factual Date: June 25, 2026

Details: 1. Shareholders' Meeting Resolution Date: 06/25/2026

2. Directors permitted to engage in competing businesses (Name and Title): Chairman: Shan-Chieh Chien (Representative of Hsin Yang Investment Co., Ltd.) Independent Director: Song-Shan Lee

3. Approved Competing Business Activities: Chairman Shan-Chieh Chien (Representative of Hsin Yang Investment Co., Ltd.): - Chairman, Unimicron Technology Corp. - Chairman, HEMINGWAY INT'L LIMITED - Chairman, UMTC HOLDINGS LIMITED - Chairman, UniBest Holding Limited - Chairman, UniWonderful Holding Limited - Chairman, UNIMICRON HOLDING LIMITED

Independent Director Song-Shan Lee: - Independent Director, Graviton Inc.

4. Duration of Approved Competing Activities: Throughout their tenure as directors of the company.

5. Voting Outcome (per Article 209 of the Company Act): The resolution was approved with 98.59% of the voting rights held by attending shareholders, exceeding the two-thirds majority required.

6. Directors Engaging in Businesses in Mainland China (if applicable; otherwise 'Not Applicable'): Not Applicable

7. Company Name and Position Held in Mainland China Entity: Not Applicable

8. Address of Mainland China Entity: Not Applicable

9. Business Scope of Mainland China Entity: Not Applicable

10. Impact on Company's Financial and Operational Status: None

11. Directors' Investment Amount and Shareholding Ratio in Mainland China Entities (if any): None

12. Other Matters to be Disclosed: None