Sino Global Holding Announces Company Name Change from Sino Global Investment Holding Co., Ltd.

Release Date: June 29, 2026 Statement Date: June 28, 2026 Statement Time: 07:00:03 Company Code: 3708 Company Name: Sino Global Investment Holding

Subject: Announcement of the company name change from 'Sino Global Investment Holding Co., Ltd.' to 'Sino Global Holding Co., Ltd.', with a public announcement period from June 11, 2026 to September 10, 2026.

Applicable Clause: Item 51 Factual Date: June 11, 2026

Details: 1. Factual Date: June 11, 2026 (Minguo Year 115) 2. New Company Name: Sino Global Holding Co., Ltd. (Formerly: Sino Global Investment Holding Co., Ltd.) 3. Relationship to Company: The Company 4. Cross-shareholding Ratio: Not applicable 5. Reasons for Change: (1) Approval Date of Name Change / Factual Date: June 11, 2026 (Minguo Year 115) (2) Approval Document Number: Ministry of Economic Affairs Letter No. 11530084540 (3) Shareholders' Meeting Resolution Date for Name Change: May 28, 2026 (Minguo Year 115) (4) Previous Company Name: Sino Global Investment Holding Co., Ltd. (5) New Company Name: Sino Global Holding Co., Ltd. (6) Previous Abbreviation: Sino Investment Holding (7) New Abbreviation: Sino Holding 6. Mitigation Measures: None 7. Other Matters to be Disclosed: (1) The company received the Ministry of Economic Affairs' approval notice for registration change on June 11, 2026. (2) According to Article 45 of the Taiwan Stock Exchange Corporation Business Rules, the company is required to make continuous public announcements for three months following the name change. (3) The company's stock code remains unchanged, with common shares continuing under '3708'.