Thai Solar Energy Public Company Limited informed that according to the Energy Regulatory Commission (ERC) to announcement regarding the purchase of electricity in accordance with the Regulations for Purchasing Electricity from Renewable Energy Sources under a Feed-in-Tariff (FiT) Scheme between 2022-2030 for Power Plants with No Fuel Costs 2022, The group of the Company has submitted the applications to develop power plants under the aforementioned announcement and was awarded as the solar energy power producer and supplier to Thai Government as stated to the notice of the Energy Regulatory Commission (ERC) for the development and operates of a total of 7 solar power plant projects in category of ground mounting and solar power plant projects in category of ground mounting with battery energy storage systems (BESS) with the capacity of 88.66 MWPPA with the Electricity Generating Authority of Thailand (EGAT) and the Provincial Electricity Authority (PEA) which the purchasing period is 25 years, The solar power plant projects in category of ground mounting will receive a Feed-in-Tariff (FiT) rate of THB 2.1679 per kilowatt-hour throughout the contract term and solar power plant projects in category of ground mounting with battery energy storage systems (BESS) will receive a Feed-in-Tariff (FiT) rate of THB 2.8331 per kilowatt-hour throughout the contract term which the total investment is THB 4,289 million which is investment from 2023 - 2029 as detailed in the Enclosure. Summary of the projects according to the acquisition of assets of the Company and subsidiaries Company: Thai Solar Energy PCL.: TSE, Ground-mounted solar energy: No. of Projects: 5; Total Power Purchase: Agreement Capacity (MWPPA): 69.96.

Company: TSE Rooftop Co. Ltd.: TSER., Ground-mounted solar and battery energy storage system: BESS; No. of Projects: 1; Total Power Purchase Agreement Capacity (MWPPA): 15.00.

Company: Solar Visible Co. Ltd.: SV, Ground-mounted solar energy; No. of Projects: 1; Total Power Purchase Agreement Capacity (MWPPA): 3.70.

Total No. of Projects: 7. Total Power Purchase Agreement Capacity (MWPPA): 88.66. In this regard, the transaction size of the acquisition of such assets pursuant to the Notification of Capital Market Supervisory Board No.

Tor Jor.20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposal of Assets, and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition and Disposal of Assets B.E. 2547 (2004) ("Acquisition and Disposal of Assets Notifications") has the highest value of 19.9% when calculated in accordance with the total value of consideration method based on the consolidated financial statements for the 9-month period ended 30 September 2023 reviewed by the Company's auditor and after combining with the value of transactions on acquisition of assets of the Company during the past 6 months before the date of entry into this transaction, the total value of transaction shall be 19.9% based on the total value of consideration method of which the transaction value is higher than 15% but lower than 50% of which the Company is required to disclose information regarding the disposal of assets of the Company to the Stock Exchange of Thailand (the "SET") immediately upon the entry into the transaction and to provide the information memorandum regarding the disposal of assets of the Company to the shareholders within 21 days following the date of disclosure of this transaction to the SET. Nevertheless, such acquisition is not considered an entry into the transaction with the Company's connected person. Thus, it is not regarded as the connected transaction pursuant to Notification of the Capital Market Advisory Board No.

Tor Jor.21/2551, Re: Rules on Connected Transactions, and the Notification of the Board of Governors of the Stock Exchange of Thailand, Re: Disclosure and Acts of Listed Companies on Connected Transactions B.E. 2003.