Apr 1975 Joined Tokyo Shibaura Electric Co., Ltd. (now Toshiba Corporation) Apr 1990 Representative Director, Hilston Co., Ltd. (now Hilston Co., Ltd., Representative Director) (current) May 1990 Head of No. 2 LSI Development Department, Toshiba Semiconductor Research Laboratory May 1991 Established Zine Microsystem Research Institute Co., Ltd., Representative Director Jun 1992 Established the Company, Representative Director, President Sep 2000 Chairman, Zaiying Electronics Co., Ltd. Nov 2004 Chairman, Japan Semiconductor Venture Association (incorporated association) Aug 2005 Director, Yugen Kaisha Toyohito May 2011 Supreme Advisor, Japan Semiconductor Venture Association (incorporated association) Mar 2013 Representative Director, Chairman, the Company (current) Sep 2013 Advisor, Japan Electronic Device Industry Association (general incorporated association) (current) Mar 2019 Director, Chairman, Cathay Tritech Co., Ltd. (now THine Mobiletech Co., Ltd.) (current) Apr 2021 Representative Member, TIE Holdings LLC (now TIE Holdings Co., Ltd., Representative Director) (current)

Apr 1983 Joined NEC Corporation May 2006 Senior Vice President, NEC Communication (China) Oct 2007 General Manager, Mobile Terminal Business Division, NEC Corporation May 2010 Executive Officer, NEC Casio Mobile Communications, Ltd. Jan 2015 Executive Officer, General Manager, Printed Circuit Business Division, Elna Co., Ltd. Oct 2017 Representative Director, President, Elna Printed Circuit Co., Ltd. Nov 2018 Executive Officer, Cathay Tritech Co., Ltd. (now THine Mobiletech Co., Ltd.; hereinafter the same) Oct 2019 Executive Officer, General Manager, AIoT Solutions Division, the Company Jan 2020 Executive Officer, in charge of Sales, the Company Mar 2021 Director, Cathay Tritech Co., Ltd. (current) Mar 2021 Representative Director, President, the Company (current) Apr 2021 CEO, THine Solutions, Inc. (current) Jul 2021 Representative Director, THine Electronics Korea Co., Ltd. (current) Jul 2021 Chairman, Zaiying Electronics Co., Ltd. (current) Jul 2021 Director, Saien Electronics Hong Kong Co., Ltd. (current) Apr 2023 Chairman, Qianhai Saien Electronics (Shenzhen) Co., Ltd. (current) Jun 2024 Director, THine Hyperdata Co., Ltd. (current)

Apr 1989 Joined Ministry of International Trade and Industry (now Ministry of Economy, Trade and Industry) Jan 2001 Assistant Section Chief, Industrial Structure Division, Ministry of Economy, Trade and Industry Feb 2002 Joined the Company, General Manager, Business Department Mar 2002 Director, the Company (current) Jan 2009 General Manager, Corporate Planning Department, the Company Nov 2012 Director, Saien Electronics Hong Kong Co., Ltd. Mar 2016 Managing Director, the Company Feb 2017 Representative Director, President, the Company Jul 2017 Chairman, Qianhai Saien Electronics (Shenzhen) Co., Ltd. Aug 2017 Representative Director, THine Electronics Korea Co., Ltd. Feb 2018 CEO, THine Solutions, Inc. Apr 2018 Chairman, Zaiying Electronics Co., Ltd. Mar 2019 Director, Cathay Tritech Co., Ltd. (now THine Mobiletech Co., Ltd.)

Apr 1992 Joined Kanematsu Corporation Apr 2002 Joined the Company Jan 2003 Manager, Accounting Group, Business Department, the Company Feb 2012 General Manager, General Affairs Department, the Company (current) Mar 2017 Director, the Company (current) Mar 2019 Corporate Auditor, Cathay Tritech Co., Ltd. (now THine Mobiletech Co., Ltd.) (current) Jun 2024 Corporate Auditor, THine Hyperdata Co., Ltd. (current)

Apr 1991 Joined Matsushita Communication Industrial Co., Ltd. Sep 1993 Established Cathay Tritech Co., Ltd. (now THine Mobiletech Co., Ltd.; hereinafter the same), Representative Director Sep 2011 Assistant to the President and General Manager, Mobile Terminal Business Division, NEC (China) Co., Ltd. Nov 2011 Chairman, Representative Director, Cathay Tritech Co., Ltd. Mar 2012 Senior Advisor and Proprietor, Cathay Tritech Co., Ltd. Mar 2013 Representative Director, President, Cathay Tritech Co., Ltd. (current) Sep 2015 Director, Shenzhen Taichen Communication Technology Co., Ltd. Dec 2018 Executive Officer, the Company Mar 2019 Director, the Company (current) Jul 2019 Executive Director, Shenzhen Taichen Communication Technology Co., Ltd. (current) Jun 2024 Representative Director, Chairman, THine Hyperdata Co., Ltd. (current)

Apr 1992 Joined LSI Logic Japan Semiconductor, Inc. Mar 2003 Joined Sanken Electric Co., Ltd. Jul 2004 Joined Kawasaki Microelectronics, Inc. (now MegaChips Corporation) Jan 2010 Joined the Company Apr 2011 Manager, Quality Assurance Group, Quality Management Department, the Company Apr 2017 General Manager, Production Department, the Company Jan 2021 General Manager, Sales Department, the Company Mar 2022 Executive Officer, the Company Mar 2023 Director, the Company (current)

Apr 1983 Joined Fujitsu Limited Apr 2017 General Manager, Technology & Manufacturing Business Group, Fujitsu Limited Apr 2018 Managing Executive Officer, Fujitsu Advanced Technologies Limited (now NTT Device Cross Technology, Inc.; hereinafter the same) Apr 2019 Representative Director, President, Fujitsu Advanced Technologies Limited Jun 2021 General Manager, NTT Electronics Cross Technology Corporation (now NTT Device Cross Technology, Inc.; hereinafter the same) Jun 2023 Advisor, NTT Electronics Cross Technology Corporation Mar 2026 Director, Full-time Audit and Supervisory Committee Member, the Company (current)

Apr 1982 Registered as Attorney-at-Law Apr 1987 Worked at Clyde & Co, London, United Kingdom May 1988 Registered with Tokyo Dai-Ichi Bar Association Sep 1990 Established Okabe Yamaguchi Law Office, Partner Mar 2000 Corporate Auditor, the Company Jun 2004 Outside Corporate Auditor, Tamai Shosen Co., Ltd. (current) Jan 2010 Representative Partner, Okabe Yamaguchi Law Office Jun 2014 Outside Corporate Auditor, Sumitomo Warehouse Co., Ltd. Mar 2016 Director, Audit and Supervisory Committee Member, the Company (current) Jun 2017 Outside Director, Sumitomo Warehouse Co., Ltd. (current) Jul 2017 Representative Attorney, Okabe Yamaguchi Law Office Corporation (now Yamaguchi Sogo Law Office Corporation, Representative Attorney) (current) Jun 2022 Auditor, Japan Sea Law Association Foundation (current)

Apr 1981 Hired by Tokyo Regional Taxation Bureau Aug 1995 Established Akio Matsuoka Tax Accountant Office Aug 2008 Lecturer, National Tax College (current) Jun 2012 Representative Partner, Matsuoka Tax Accounting Firm (now Matsuoka Oe Tax Accounting Firm, Representative Partner) (current) Mar 2015 Corporate Auditor, the Company Mar 2016 Director, Audit and Supervisory Committee Member, the Company (current)