Age : 88 Years

Date of Appointment : 20 March 1973

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : 1.208 %

Family Relationship between Dirctors and Executives : 4

Education and Training Course

• The Honorary Doctorate Degree in
  • Business Administration
    • Chulalongkorn University
    • Burapha University
    • Thammasat University
    • National Institute of Development Administration (NIDA)
    • University of the Thai Chamber of Commerce
    • Chiang Mai Rajabhat University
  • Engineering
    • Khon Kaen University
  • Law
    • Waseda University
  • Science (Textile and Garment)
    • Rajamangala University of Technology Krungthep
• Director Accreditation Program (DAP) 3/2003
• Director Certification Program (DCP) 68/2005
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 21 Companies

Competitive Business related to Company’s Business : 11 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 48 Years

Date of Appointment : 23 March 1972

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : 0.073 %

Family Relationship between Dirctors and Executives : 1

Education and Training Course

• Master’s Degree of Advanced Business Practice University of South Australia
• Master’s Degree of Marketing (English Program) Thammasat University
• Master’s Degree of International Business (Exchange Program) Norwegian School of Economics and Business Administration, Norway
• Bachelor’s Degree of Business Administration Chulalongkorn University
• Business and Industrial Development Program Institute of Business and Industrial Development
• OIC Advanced Insurance Institute (Class 1), Office of Insurance Commission
• Executive Leadership Program (Class 2), Wharton Business School, University of Pennsylvenia, USA & NIDA, Thailand
• Real Estate Management Program for Executive (RE-CU26), Chulalongkorn University
• Investment Planner Certification, Chulalongkorn University
• Investment Planner Certification, Association of Investment Management Companies
• Bhumpalung Phandin for Top Executive (Class 4), Chula Uniserch, Chulalongkorn University
• Strategic CFO in Capital Market Program (Class 4), Thailand Securities Institute, The Stock Exchange of Thailand
• Director Certification Program (DCP) 61/2005
• Company Secretary Program (CSP) 18/2006
  Thai Institute of Directors Association (IOD)
• CG in New Normal (Inhouse) 2025
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 76 Companies

Competitive Business related to Company’s Business : 27 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 44 Years

Date of Appointment : 1 August 2018

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : 0.008 %

Family Relationship between Dirctors and Executives : - None -

Education and Training Course

• Master’s Degree of Business Administration University of Texas at Dallas, USA
• Master’s Degree of Science in Finance (Distinction Honors) University of Texas at Dallas, USA
• Master’s Degree of Engineering in Information Science Nara Institute of Science and Technology, Japan
• Bachelor’s Degree of Electrical Engineering (Second Class Honors) Sirindhorn International Institute of Technology Thammasat University
• Greater Mekong Subregion Program (CMA, GMS) (Class 4) Capital Market Academy
• Advanced Master of Management Program (AMM) (Class 8) National Institute of Development Administration (NIDA)
• How to Develop a Risk Management Plan (HRP) 20/2018
• Director Certification Program (DCP) 272/2019
• Subsidiary Governance Program (SGP) 5/2023
• The Board’s Role in Mergers and Acquisitions (BMA) 11/2024
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 13 Companies

Competitive Business related to Company’s Business : 7 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 49 Years

Date of Appointment : 23 April 2018

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : 0.072 %

Family Relationship between Dirctors and Executives : 2

Education and Training Course

• Honorary Doctorate of Philosophy in Business Administration, Management Sciences, Pibulsongkram Rajabhat University
• Bachelor’s Degree, Management Information System University of Central Florida
• Director Accreditation Program (DAP) 7/2005
• Director Certification Program (DCP) 264/2018
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 18 Companies

Competitive Business related to Company’s Business : 7 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 61 Years

Date of Appointment : 1 August 2018

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : - None -

Family Relationship between Dirctors and Executives : - None -

Education and Training Course

• Bachelor’s Degree in Electrical Engineering, Chiang Mai University
• How to Develop a Risk Management Plan (HRP) 20/2018
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 13 Companies

Competitive Business related to Company’s Business : 3 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 40 Years

Date of Appointment : 18 January 2024

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : 0.0002 %

Family Relationship between Dirctors and Executives : - None -

Education and Training Course

• Master’s Degree of Science in Finance, University of Texas at Dallas, USA (Dean’s Excellence Scholarship Award)
• Bachelor’s Degree of Commerce and Accountancy, (First class honors), Thammasat University
• Transfer pricing : Strategies for transferring profits to affiliates 2023, Omega worldclass
• Corporate Innovation Summit 2566, Rise
• Net Zero CEO (Batch 1st), CBiS and KBabk
• TFAC’s Accounting Professions Summit 2025 : Shaping the Future of Accounting Professions Federation of Accounting Profession under the Royal Patronage of His Majesty the King
• Boardroom Success through Financing & Investment (BFI) 6/2019
• Director Certification Program (DCP) 297/2020
• Company Secretary Program (CSP) 132/2022
• Board Nomination and Compensation Program (BNCP) 17/2023
• Director’s Guide to Legal Obligations and Duties (DLD) 5/2025
• CG in New Normal (Inhouse) 2025
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies

Other Companies (Non-Listed Companies) : 11 Companies

Competitive Business related to Company’s Business : 5 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 59 Years

Date of Appointment : 1 August 2018

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : - None -

Family Relationship between Dirctors and Executives : - None -

Education and Training Course

• Bachelor’s Degree in Accounting, Srinakharinwirot University
• TLCA CFO Professional Development Program (TLCA CFO CPD) 4/201
• TLCA CFO CPD 7/2022 “Introduction to Sustainable Finance”
• TLCA CFO CPD 5/2022 “Restructuring Business for Growth”
• TLCA CFO CPD 4/2022 “Understanding about Digital Assets for CFO Role”
• TLCA CFO CPD 1/2023 “Economic Update for CFO”
• TLCA CFO CPD 4/2023 “Green Assets: Opportunities for Sustainable Development”
• TLCA CFO CPD 5/2023 “RPA (Robotic Process Automation) in finance and Accounting” Thai Listed Companies Association (TLCA)
• ESG and Sustainable Value Creating Company Secretaries Club of the Saha Group
• CG in New Normal (Inhouse) 2025
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies : - None -

Other Companies (Non-Listed Companies) : 23 Companies

Competitive Business related to Company’s Business : 12 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -

Age : 39 Years

Date of Appointment : 25 June 2025

Shares Hold (Including shareholding of spouse and children who have not attained legal age) : - None -

Family Relationship between Dirctors and Executives : - None -

Education and Training Course

• Bachelor of Economics, Major in Management, Chulalongkorn University
• Japanese Language Course, Advance Level 1-2 : N1, Kyoto Institute of Culture and Language, Japan
• Business Concept Development (BCD) 2016
• Abridge Business Concept (ABC) 2010
• Director Certification Program (DCP) 298/2020
  Thai Institute of Directors Association (IOD)

Work Experience During the Preceding 5 Years

Other Listed Companies : - None -

Other Companies (Non-Listed Companies) : 18 Companies

Competitive Business related to Company’s Business : 4 Companies

Any position in other business or other organizations in the previous year which has an impact the time devoted significant. : - None -