2432 E-TEN COG-TECH - CHUANG Announces Participation in TWSE's 115 H1 Innovative Board Company Briefing

Release Date: 1150624 Statement Date: 1150623 Statement Time: 153944 Company Code: 2432 Company Name: E-TEN COG-TECH - CHUANG Subject: Announcement of the company's invitation to the '115 H1 Innovative Board Company Briefing' hosted by the Taiwan Stock Exchange Applicable Clause: Clause 12 Factual Date: 1150624

Explanation: Falls under Clause 4, Subclause XX: 12 Factual Date: 115/06/24

1. Date of the analyst briefing: 115/06/24 2. Time of the analyst briefing: 15:30 3. Location of the analyst briefing: 1F Information Display Center, Taiwan Stock Exchange (No. 7, Section 5, Xinyi Road, Xinyi District, Taipei City (Taipei 101 Building)) 4. Summary of the analyst briefing: The company has been invited to participate in the '115 H1 Innovative Board Company Briefing' hosted by the Taiwan Stock Exchange, during which it will present information regarding its business operations and financial status. For participation methods and related materials, please visit the TWSE homepage: (https://www.twse.com.tw/zh/page/focus/events.html) 5. Other matters to be disclosed: None

For complete financial and business information, please refer to the analyst briefing schedule or the 'Company Presentation' section on the Public Information Observation Station.