Dear Sir/Madam, I would like to express my sincere gratitude for your continued support. I would like to inform you that our president, Toru Oshima, will resign as president and assume the position of chairman effective April 1, 2026. Concurrently, Yoshirou Inahara, the president of our Thailand factory, will be appointed as our new president effective April 1, 2026. I would like to extend my heartfelt thanks for the tremendous support received during Toru Oshima's tenure as president. As chairman, he will continue to work on formulating our management policies and supporting overall management. New president Yoshirou Inahara will leverage the experience he has gained as president of the Thailand factory to contribute to the further development of our company. We kindly ask for your continued support and patronage. Please accept my greetings in this letter. Sincerely,

Following last year, we have been certified as a Health Management Excellent Corporation 2026. Vantec will continue to strive for health management.

We would like to inform you about our exhibition information. 【Exhibition Name】 AHR Expo Las Vegas 2026 【Dates】 February 2, 2026 - February 4, 2026 【Venue】 Central & South Halls Las Vegas Convention Center 3150 Paradise Rd Las Vegas, NV 89109 【Booth】 South Hall Lower — SL764 When you visit the venue, please be sure to stop by our booth!

Thank you very much for your continued support. We would like to inform you that our company will be closed during the following period. ■ Year-End and New Year Holiday Period ■ From Saturday, December 27, 2025, to Sunday, January 4, 2026. Please note that we will only be open in the morning on Friday, December 26, 2025. ■ Regular Business Hours ■ Starting Monday, January 5, 2026. Inquiries received during the holiday period will be answered sequentially after the business resumes. We apologize for any inconvenience this may cause and appreciate your understanding.

Thank you very much for your continued support. We would like to inform you that our company will be closed for summer vacation during the following period. ■ Summer Vacation Period From Saturday, August 9, 2025, to Sunday, August 17, 2025. We will resume normal business operations on Monday, August 18, 2025. Inquiries received during the vacation period will be answered in order after the business resumes. We apologize for any inconvenience this may cause and appreciate your understanding.

Following last year, we have been certified as a Health Management Excellent Corporation 2025. Vantec will continue to strive for health management.

Vantec Inc. will be exhibiting at "Smart Energy WEEK Spring." If you visit the venue, please be sure to stop by Vantec's booth. 【Event Name】 23rd SMART ENERGY WEEK【Spring】 【Dates】 February 19 (Wednesday) to February 21 (Friday), 2025, 10:00 AM to 5:00 PM 【Venue】 Tokyo Big Sight (South Hall) 【Booth Number】 E12-12