Change of director/Executive

New election
The date of board's resolution/submit    : 25-Nov-2025
news
Director Name                            : Miss Piyawan Lamkitcha

Position in company (1)                  : Director
Effective Date (1)                       : 26-Nov-2025

Position in company (2)                  : Member of the Corporate Governance 
and Sustainability Committee
Effective Date (2)                       : 26-Nov-2025

______________________________________________________________________
Change of director/Executive

New election
Director Name                            : Miss Phannalin Mahawongtikul

Position in company (1)                  : Director
Effective Date (1)                       : 26-Nov-2025

Position in company (2)                  : Member of the Risk Management 
Committee
Effective Date (2)                       : 26-Nov-2025

______________________________________________________________________
Change of director/Executive

New election
Director Name                            : Mr. Chintapun Dansubutra

Position in company (1)                  : Independent Director
Effective Date (1)                       : 26-Nov-2025

Position in company (2)                  : Member of the Risk Management 
Committee
Effective Date (2)                       : 26-Nov-2025

______________________________________________________________________
Change of director/Executive

New election
Director Name                            : Miss Vena Limsawasdi

Position in company (1)                  : Independent Director
Effective Date (1)                       : 26-Nov-2025

Position in company (2)                  : Member of the Audit Committee
Effective Date (2)                       : 26-Nov-2025

______________________________________________________________________
More detail                              :
IRPC Public Company Limited (the "Company") would like to inform you that at the
Board of Directors' Meeting No. 15/2025 on November 25, 2025, passed
significant resolutions as follows:
1.	Approved the appointment of Directors, replacing resigned director as 
follows:
       1.1	Miss Piyawan Lamkitcha 	                Director, replacing Dr. 
Pornchai Thiraveja
       1.2	Miss Phannalin Mahawongtikul 	Director, replacing Pol. Lt. Gen. 
Sopnarush Singhajaru
       1.3	Mr. Chintapun Dansubutra                 Independent Director, 
replacing Professor Bundhit Eua-arporn, Ph.D.
       1.4	Miss Vena Limsawasdi  	                Independent Director, 
replacing Mr. Somchai Rungsrithananon

2.	Approved the appointment of Sub-Committee Members, replacing vacant positions
 or as additional members as follows:
2.1	The Audit Committee; comprising 3 members:
(1)	Mr. Yordchatr Tasarika (Independent Director)		Chairman of the Committee 
(existing)
(2)	M.D. Korn Pongjitdham (Independent Director)		Member (newly appointed)
(3)	Miss Vena Limsawasdi (Independent Director)		Member (newly appointed)

2.2  The Nomination and Remuneration Committee; comprising 3 members:
(1)	General Aittipol Suwannarat (Independent Director)		Chairman of the 
Committee (existing)
(2)	Dr. Khanapoj Joemrith (Independent Director)	   	        Member (existing)
(3)	Dr. Rosaya Teinwan	 		                                                Member
 (existing)

2.3  The Corporate Governance and Sustainability Committee; comprising 4 
members:
(1)	Dr. Phirun Saiyasitpanich (Independent Director)    		Chairman of the 
Committee (existing)
(2)	Dr. Komol Buaket	 		                                                        
 Member (existing)
(3)	Mr. Rattikool Piyavongwanich 	                                              
   Member (existing)
(4)	Miss Piyawan Lamkitcha		                                                 
Member (newly appointed)

2.4  The Risk Management Committee; comprising 4 members:
(1)	Dr. Buranin Rattanasombat		                                       Chairman 
of the Committee (newly appointed)
(2)	Mr. Chintapun Dansubutra	(Independent Director)               Member (newly 
appointed)
(3)	Miss Phannalin Mahawongtikul	                                               
Member (newly appointed)
(4)	Mr. Terdkiat Prommool		                                               Member
 (existing)

______________________________________________________________________
Form to Report on Names of Members and Scope of Work of the Audit Committee 
(F24-1)

The scope of duties and responsibilities of The Audit Committee
Determination/Change in the scope of duties and responsibilities of the Audit 
Committee with the following details  :
1.	Review the Company's financial reports to meet accounting standards with 
correctness and sufficiency.
2.	Review the adequacy and effectiveness of internal control system and internal
audit of the Company including considering independency of Internal Audit.
Consider, appoint, transfer, or dismiss the head of the Internal Audit.
3.	Consider the scope of auditing and auditing plans of the Internal Audit 
including the sufficiency of internal audit budget, and resources.
4.	Review the Company's compliance with the securities and stock exchange law, 
rules and regulations of the Stock Exchange of Thailand or any other laws
applicable to the Company's business.
5.	Review the effectiveness and sufficiency of the risk management process.
6.	Consider, select and propose an appointment of an external auditor, including
its fee, or recommend the dismissal of the external auditor due to lack of
ability dereliction or malpractice, as well as to attend a non-management
meeting with an auditor at least once a year.
7.	Review the connected transactions, or any transactions which may have 
conflict of interest so as to comply with regulations and requirements of the
Stock Exchange of Thailand as well as to ensure that such transactions are
reasonable and of highest interest of the Company.
8.	Prepare the audit committee report and disclose it in Company's annual 
report. Such audit committee report shall be signed by chairman of Audit
Committee shall consist of the following details;
-	Opinion of the accuracy and reliability on the financial report.
-	Opinion of the adequacy on Company's internal control.
-	Opinion of the compliance with laws on securities and stock exchange, 
requirements of Stock Exchange of Thailand or any other laws applicable to the
Company's business.
-	Opinion of the suitability on the external auditors.
-	Opinion of any transaction which may have conflict of interest.
-	The number of meetings of the Audit Committee and the number of attendances by
 the Audit Committee members.
-	Opinion or recommendation on the performance in accordance with the charter by
 the Audit Committee.
-	Any other things which shareholders and general investors should know under 
the scopes, duties and responsibilities assigned by the Board of Directors.
9.	Performs other tasks as assigned by the Board of Directors with the agreement
of the Audit Committee. The Audit Committee is responsible directly to the
Board of Directors in accordance with the duties and responsibilities assigned
to them. Additionally, the Board of Directors is also responsible to third
parties for the operation of the Company as well.
10.	Other duties
-	Seek competent advice or assistance from any independent consultant or expert 
when necessary, the costs and expenses of such services or invitations shall be
on the Company's account.
-	Possess the authority to have access to the Company's information from the 
management, employees and relevant persons.
-	Review and revise the Audit Committee Charter at least once a year to ensure 
its efficiency and comply with the expectations of the Board of Directors. The
revised charter must be presented to the Board of Directors for consideration
and approval.
-   Inquire the management and external auditors to report the significant 
financial statement.
-   Receive adequate information about the Company's overall performance as well
as sufficient and regular training relevant to perform the Audit Committee's
duties.
11.	Review the self-evaluation and all relevant reference documents regarding 
the Company's anti-fraud and anti-corruption policy according to the Thai
Private Sector Corrective Action against Corruption (CAC).
12.	Receive complaints and tips regarding the whistleblowing system and report 
suspicious behavior or issues concerning fraud or corruption to the Board of
Directors.
The Determination/Change of which shall  : 25-Sep-2025
take an effect as of

The Audit Committee is consisted of
No                                       : 1
Audit Committee's Position               : CHAIRMAN OF THE AUDIT COMMITTEE
Full Name                                : Mr.YORDCHATR  TASARIKA
Remaining term in office (year)          : 3 Year

No                                       : 2
Audit Committee's Position               : Member of the Audit Committee
Full Name                                : MissVena  Limsawasdi
Remaining term in office (year)          : 1 Year

No                                       : 3
Audit Committee's Position               : Member of the Audit Committee
Full Name                                : M.D.Korn  Pongjitdham
Remaining term in office (year)          : 1 Year

No                                       : 4
Audit Committee's Position               : SECRETARY OF THE AUDIT COMMITTEE
Full Name                                : MissPhureeon  Thanyapaphaphol
Remaining term in office (year)          :

Number of copies of the certificate and  : 1
biography of the audit committee 
(persons)
The order of audit committee number(s) that has/have adequate expertise and 
experience to review creditability of the financial reports.  :
1-3

______________________________________________________________________

The company hereby certifies that the information above is correct and complete.

                         Signature _________________
                                     ( Mr.TERDKIAT PROMMOOL )
                                       President and Chief Executive Officer
                              Authorized person to disclose information
______________________________________________________________________

This announcement was prepared and disseminated by listed company or issuer 
through the electronic system which is provided for the purpose of dissemination
of the information and related documents of listed company or issuer to the
Stock Exchange of Thailand only.  The Stock Exchange of Thailand has   no
responsibility for the correctness and completeness of any statements, figures,
reports or opinions contained in this announcement, and has no liability for any
losses and damages in any cases.  In case you have any inquiries or
clarification regarding this announcement, please directly contact listed
company or issuer who made this announcement.

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