Jul 1992 Joined Shanghai Chuwa Software Co., Ltd. Nov 1997 Joined the Company Aug 2005 Deputy General Manager, Development Department Aug 2007 General Manager, Development Department Nov 2009 Director, in charge of Development Department Aug 2012 Director and Vice President, in charge of Development Department Oct 2018 Representative Director, in charge of Development Department (current) Jan 2020 Chairman, Wuhan Weien Testing Technology Co., Ltd. (current)

Mar 1979 Joined Ricoh Co., Ltd. May 1980 Joined Teradyne K.K. May 2002 Representative Director, PEI Japan Co., Ltd. Jul 2003 Joined the Company; General Manager, Marketing Department Aug 2005 Director, in charge of Development Oct 2005 Managing Director, in charge of Development and Sales Oct 2010 Senior Managing Director Oct 2016 Senior Managing Director, in charge of Management Planning Office and CSR Office (current) Oct 2019 Senior Managing Director, in charge of Sales Department (current) Jan 2020 Director, Wuhan Weien Testing Technology Co., Ltd. (current) Mar 2021 Senior Managing Director, in charge of General Affairs and Accounting Department (current)

Jun 1997 Deputy General Manager, Sales Department, Guangzhou Aspec Environmental Instruments Co., Ltd. Nov 2005 Executive Director, Wuhan Yingtaisi Electronic Technology Co., Ltd. (current) Apr 2006 Supervisor, Executive Director and General Manager, Wuhan Jingce Electronic Group Co., Ltd.; later Chairman (current) Jun 2006 Executive Director, Finance, Guangzhou Huace Electronic Technology Co., Ltd. (current) Oct 2019 Director of the Company (current)

Jul 2000 Hardware Engineer, ZTE Shanghai Research Institute Jul 2003 Senior Systems Engineer, Motorola Computer Group Nov 2008 Systems Engineering Manager, Emerson Network Power Oct 2019 Director and General Manager, Wuhan Jingce Electronic Group Co., Ltd. (current) Oct 2019 Member, IEEE 2839 Committee Mar 2024 General Manager, ATE Business Division, Shanghai Jingji Micro Semiconductor Technology Co., Ltd. (current) Director of the Company (current)

Apr 1974 Joined Hitachi, Ltd., International Department, Television Business Division, Home Appliance Business Group Apr 2002 Center Director, Global Business Promotion Center, Consumer Business Division Headquarters, Hitachi, Ltd. Jul 2009 Center Director, Global Business Promotion Center, Hitachi Consumer Electronics Co., Ltd.; concurrently Center Director, Global Business Promotion Center, Consumer Business Group, Hitachi, Ltd. Jan 2012 Established practice as management consultant Mar 2012 Senior Advisor, Overseas Business Strategy, Organization for Small & Medium Enterprises and Regional Innovation, Japan (SME Support Japan) Apr 2016 Expert, Overseas Expansion Strategy Support, Japan External Trade Organization (JETRO) Apr 2017 Management Advisor, the Company Oct 2019 Director, Audit and Supervisory Committee Member, the Company (current)

Apr 2000 Registered as attorney-at-law (Daiichi Tokyo Bar Association); joined Miyama Yuzo Law Office (now Miyama Sogo Law Office) Oct 2005 Joined Shin-Chiyoda Sogo Law Office; Partner Attorney (current) Jun 2017 Outside Director, Rikei Corporation (current) Mar 2025 Outside Director, Audit and Supervisory Committee Member, the Company (current)

Apr 1980 Joined Fujitsu Ltd., General Affairs Department, Aizu Plant, Semiconductor Business Division Jun 2004 General Manager, General Affairs and Purchasing Department, Fujitsu Group Management Division Apr 2006 General Manager, General Affairs Department, Nagano Branch, Metropolitan Sales Division; concurrently General Manager, Sales Support Department Dec 2009 General Manager, General Affairs Department, Shikoku Branch; concurrently General Manager, Shikoku Business Promotion Department Nov 2011 General Manager, General Affairs Department, Oyama Plant, Product Business Promotion Division Apr 2017 Center Head, Business Support Center; concurrently General Manager, General Affairs Department, and Senior Director, Information Technology Promotion Department, General Affairs and Risk Management Division Aug 2018 Independent Management Consultant; Representative Director, Fukuhachi Management Design Co., Ltd. (current) Apr 2022 Executive Officer, Kanagawa Small and Medium Enterprise Management Consultants Association (current) Mar 2025 Outside Director, Audit and Supervisory Committee Member, the Company (current)