6901 Diamond Investment Announces Board Approval of Manager's Non-Competition Waiver

Release Date: July 4, 2026 Statement Date: July 3, 2026 Statement Time: 17:34:26 Company Code: 6901 Company Name: Diamond Investment

Subject: Announcement of Board Resolution Approving Waiver of Non-Competition Obligations for Manager Applicable Clause: Item 21 Factual Date: July 3, 2026

Details: 1. Board Resolution Date: July 3, 2026 2. Manager's Name and Title Permitted to Engage in Competitive Activities: Lu Kong-Ming, General Manager 3. Approved Competitive Activities: (1) Chairman, Diamond High-Tech Investment Co., Ltd. (2) Chairman, Diamond No.1 Investment Co., Ltd. (3) Chairman, Elite Investment Co., Ltd. (4) Chairman, Sinyao Biotech Investment Co., Ltd. (5) Director, Zhongtian (Shanghai) Biotechnology Co., Ltd. (6) Director, Zhongtian (Hong Kong) Biotechnology Co., Ltd. (7) Legal Representative Director, Megabio Inc., (HK) Limited (8) Director, Microbio Pharmaceutical Co., Ltd. (9) Chairman, Oneness (USA) Biotech Inc. (10) Vice Chairman and CEO, Evergreen Biotech Inc. (11) Chairman and General Manager, Taiwan Everlife Cell Inc.

4. Duration of Approved Competitive Activities: During tenure as manager at the company 5. Voting Outcome (per Article 32 of the Company Act): All attending directors voted in favor; resolution passed as proposed 6. Manager Engaging in Competitive Activities with Mainland China-Based Enterprises (if not applicable, enter "N/A"): Lu Kong-Ming, General Manager 7. Name and Position at the Mainland China-Based Enterprise: Director, Zhongtian (Shanghai) Biotechnology Co., Ltd. 8. Address of the Mainland China-Based Enterprise: No. 1188 Guangxing Road, Songjiang District, Shanghai, China 9. Business Scope of the Mainland China-Based Enterprise: Pharmaceutical manufacturing, contract manufacturing, wholesale; technology development, transfer, consulting, and services within the fields of medicine, food, and health technology 10. Impact on the Company's Financial and Operational Performance: None 11. If the Manager has invested in the Mainland China-based enterprise, the investment amount and shareholding ratio: (1) Investment Amount: USD 5.705 million (2) Shareholding Ratio: 10.88% 12. Other Matters to be Disclosed: None