Notification of Related Transaction

Connected transaction Pursuant to the meeting of the Board of Directors of Chaoprayamahanakorn Public Company Limited (the "Company") No. 5/2026, held on 13 August 2026, the Board of Directors resolved as follows: To approve the Company's extension of the term of an existing loan agreement under which the Company received financial assistance from Twelve Multiply Asset Company Limited, which is a related person of the Company. The loan agreement is in the principal amount of Baht 80,000,000, originally executed on 20 August 2025 with an original term of 1 year and an original repayment due date of 20 August 2026. The Company has extended the term of the said agreement for a further 2 years, resulting in a new repayment due date of 20 August 2028, while maintaining the original interest rate of 10% per annum. The total interest payable over the extended term amounts to Baht 16,000,000 (details as per Enclosure 1). The transaction with Twelve Multiply Asset Company Limited represents 0.75% of the Company's net tangible assets. Having considered the aggregation of connected transactions occurring within the 6-month period prior to the transaction date, arising from the same person or a related person, no other transactions are required to be aggregated. This transaction is therefore classified as a medium-size related transaction, representing 0.75% of the Company's net tangible assets. Note: During the meeting of the Board of Directors No. 5/2026, Mr. Wichian Padhayanun, Ms. Anongluck Pattyayanunt, Acting Sub LT Wirote Padthayanan, and Mr. Wuttiphong Padhayanun, being directors with an interest in the transaction, did not attend the meeting and did not vote on this agenda item. Please be informed accordingly. ______________________________________________________________________ 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. If you would like to see the full details of this information, please click view "full details" in attached file.