1721 Sunko Announces Name Change to Guoqing Technology Co., Ltd.

Release Date: July 6, 115 Statement Date: July 5, 115 Statement Time: 7:00:03 Company Code: 1721 Company Name: Sunko Subject: Announcement of company name change from 'Sunko Co., Ltd.' to 'Guoqing Technology Co., Ltd.', with announcement period from July 1, 115 to September 30, 115.

Applicable Clause: Item 51 Event Date: June 29, 115

Details: 1. Event Date: June 29, 115 (Minguo Calendar) 2. Company Name: Guoqing Technology Co., Ltd. (formerly Sunko Co., Ltd.) 3. Relationship to Company:本公司 (This Company) 4. Cross-shareholding Ratio: Not applicable 5. Reasons: (1) Approval date for company name change / Event date: June 29, 115 (2) Approval document number: 11530099260 (3) Shareholders' meeting resolution date for name change: June 16, 115 (4) Previous company name: Sunko Co., Ltd. (5) New company name: Guoqing Technology Co., Ltd. (6) Previous company abbreviation: Sunko (7) New company abbreviation: Guoqing Technology 6. Countermeasures: None 7. Other Matters to be Disclosed: (1) The company received the Ministry of Economic Affairs' approval letter for registration change on July 1, 115. (2) According to Article 45 of the Operating Rules of Taiwan Stock Exchange Corporation, a continuous public announcement must be made for three months following the name change. (3) The company's stock code remains unchanged; ordinary shares continue to be listed under '1721'. (4) The company's English name remains unchanged as 'SUNKO INK CO., LTD.'