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$EFOI
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Company Executives

Officer Age In this role Joined 2025 pay Source
Jay (Chiao-Chieh) Huang Also a director
Chief Executive Officer and Chief Financial Officer
52 Not stated Not stated $7
Randy Gianas
Senior Vice President of Engineering
Not stated Not stated 2020 $171,807

Each officer opens the passage of the filing that names them. A title that changed since the list comes from the officer's latest Form 3, 4 or 5, and its start year is not stated there. "Not stated" means the filing does not say. Pay is the proxy's Summary Compensation Table, which reports only the named executive officers.

Directors
7
serving now
Independent
1 of 1
stated in the proxy; 6 not stated
Average tenure
2.6 years
from year joined
CEO also chairs the board
Not stated
no chair stated
Director Age On board Independent Committees Other public boards Pay Source
Kin-Fu Chen
62 2023
3 years
Independent
Audit Compensation Nominating and Corporate Governance
None stated Not stated
Jay (Chiao-Chieh) Huang
52 2023
3 years
Not stated
Nominating and Corporate Governance Committee · Chair
None stated Not stated
Wen-Jeng Chang
62 2023
3 years
Not stated None stated Formosa Hotel Co. Ltd. Not stated
Shou-Jang Lee
62 2023
3 years
Not stated None stated None stated Not stated
Chao-Jen Huang
63 2023
3 years
Not stated None stated None stated Not stated
Wen-Cheng Chen
68 2024
2 years
Not stated None stated None stated Not stated
Sophia Ann Shee
31 2025
1 year
Not stated None stated None stated Not stated

Each director opens the passage of the proxy that names them. "Not stated" means the proxy does not say; it never means "no". Pay is the proxy's Director Compensation table; the CEO is paid as an executive.

7 disclosed in the proxy filed Apr 28, 2026
Sander Electronic CO., LTD.
Chairperson of Sander Electronic CO., LTD. is Jay Huang, CEO; has voting and dispositive power over common stock beneficially owned by Sander
$2,571,824 and $1,051,080
2024 and 2025

Company purchased products including components from Sander

With Company Open in proxy
Chiao-Chieh (Jay) Huang
Chief Executive Officer and Chief Financial Officer of the Company; member of Board of Directors
Amount not stated
2025

Private placement of 262,009 shares of common stock at $2.29 per share under November 2025 securities purchase agreement; aggregate gross proceeds with all November 2025 purchasers approximately $1.2 million

With Company Open in proxy
MAN-BO HOTEL CO. LTD
affiliate entity owned by the spouse of Kin-Fu Chen, Chairman of the Company's Board of Directors
Amount not stated
2025

Private placement of 262,009 shares of common stock at $2.29 per share under November 2025 securities purchase agreement

With Company Open in proxy
Chiao-Chieh (Jay) Huang
Chief Executive Officer of the Company; member of Board of Directors
Approximately $500,000
2025

Private placement of 264,550 shares of common stock at $1.89 per share (August 2025 Private Placement)

With Company Open in proxy
Chiao-Chieh (Jay) Huang
Chief Executive Officer of the Company; member of Board of Directors
Approximately $200,000
2025

Private placement of 110,497 shares of common stock at $1.81 per share (June 2025 Private Placement)

With Company Open in proxy
Chiao-Chieh (Jay) Huang
Chief Executive Officer of the Company; member of Board of Directors
Approximately $200,000
2025

Private placement of 103,627 shares of common stock at $1.93 per share (March 2025 Private Placement)

With Company Open in proxy
Sander Electronic CO., LTD.
a shareholder of the Company controlled by Mr. Chiao-Chieh (Jay) Huang, CEO of the Company
Approximately $850,000
2024

Private placement of 534,591 shares of common stock at $1.59 per share (June 2024 Private Placement)

With Company Open in proxy

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