WHA Corporation Public Company Limited informed that the Board of Directors' Meeting held on November 11, 2022 has passed the resolution to approve the appointment of Ms. Ajarin Pattanapanchai as a new Independent Director in replacement of Professor Dr. Kamphol Panyagometh the resigned director, and a new member of Audit Committee and Nomination and Remuneration Committee, effective from November 12, 2022 onward. Therefore, the name list of the Board of Directors as of November 12, 2022 appears in the enclosure. List of Members of the Board of Directors: Ms. Jareeporn Jarukornsakul: Chairman of Board of Directors, Chairman of Executive Committee, Group Chief Executive Officer, Chairman of Corporate Governance and Sustainable Development Committee, Risk Management Committee Member, Nomination and Remuneration Committee Member.

Mr. David Richard Nardone: Vice Chairman of Board of Directors, Executive Committee Member, Mr. Vivat Jiratikarnsakul: Director, Executive Committee Member, Mrs. Anchalee Chavanich: Independent Director, Chairman of Audit Committee, Corporate Governance and Sustainable, Development Committee Member, Mr. Apichai Boontherawara: Independent Director, Chairman of Nomination and Remuneration Committee, Audit Committee Member, Gen. Prachya Chalermwat: Independent Director, Chairman of Risk Management Committee, Mr. Chakkrit Parapuntakul: Independent Director, Audit Committee Member, Mrs. Kritsana Sukboonyasatit: Director, Risk Management Committee Member, Nomination and Remuneration Committee Member, Mr. Anuchit Anuchitanukul: Independent Director, Risk Management Committee Member, Mr. Arkrapol Pichedvanichok: Independent Director, Risk Management Committee Member, Ms. Ajarin Pattanapanchai: Independent Director, Audit Committee Member, Nomination and Remuneration Committee Member.