Slides
Page 1
股票代號:6691 © 2026 All right reserved by YANKEY Engineering Co., Ltd. Investor’s Conference 2026/9/24
Page 2
© 2026 All right reserved by YANKEY Engineering Co., Ltd. 2026/9/24 Page-2 Safe Harbor Notice 1. The briefing which is based on summarizes and evaluates past, present, and future operation. The forward-looking statements are subject to risks, uncertainties, and inferences. Some of them are beyond our control. Actual conclusions may differ from these statements. 2. We do not guarantee the correctness of the information and assume no responsibility for updating and correcting the contents of this presentation. 3. The information (including views on the future) provided does not express or guarantee its correctness, completeness and reliability, expressly or implicitly; nor represent the company, industry status and subsequent developments.
Page 3
© 2026 All right reserved by YANKEY Engineering Co., Ltd. 2026/9/24 Page-3 Company Profile 1 Operational Overview 2 Future Development 3 Q&A4 Content
Page 4
© 2026 All right reserved by YANKEY Engineering Co., Ltd. 2026/9/24 Page-4 1. Company Profile
Page 5
© 2026 All right reserved by YANKEY Engineering Co., Ltd. Investment Structure 2026/9/24 Page-5 Name Yankey Engineering Co., Ltd. Suzhou Yankey M. & E. Engineering Co., Ltd. YANKEY ENGINEERING (THAILAND) CO., LTD. YANKEY (MALAYSIA) YANKEY USA Founding 1980/06 2004/05 2022/11 2024/9 2025/8 Capital NTD1,214,872K USD9,838K THB120,000K RM2,000K USD 400K YANKEY ENGINEERING CO., LTD. STAR KING CORP . TAIJI HOLDING CO., LTD . GOLDEN LION HOLDINGS LIMITED Suzhou Yankey M. & E. Engineering Co., Ltd. ANTAI TECHNOLOGY CO., LTD. Yankey (Vietnam) Construction Company Limited Yankey (Vietnam) Construction Company Limited YANKEY ENGINEERING USA INC YANKEY ENGINEERING (MALAYSIA) SDN. BHD. YANKEY ENGINEERING (SG) PTE. LTD.