Of Details ELECTRICITY GENERATING PUBLIC COMPANY LIMITED 2021   Company Year 31/12/2021 ELECTRICITY GENERATING PUBLIC COMPANY LIMITED 2021   Consolidated Year 31/12/2021 ELECTRICITY GENERATING PUBLIC

1.6 million sheets per year, accounting for 39 tons of carbon dioxide exhaustion. This paperless process could also save operating costs such as printout delivery, electricity and document storage by

dioxide, and reduced other expenses such as document delivery, electricity and document storage which can help businesses save approximately 1 million baht per year.Moreover, the amendment expands

Period As Of Details THAI ENERGY STORAGE TECHNOLOGY PUBLIC COMPANY LIMITED 2024 Reviewed Consolidated Q1 30/06/2023 THAI ENERGY STORAGE TECHNOLOGY PUBLIC COMPANY LIMITED 2024 Reviewed Company Q1 30/06/2023

Smart Grid, Microgrid and Energy Storage. As a result, ERC is in the process of adjusting the power structure in order to better operate and facilitate the electricity related activities including the

information for any purpose. For further detail, please contact Investor Relations Division of the Electricity Generating Public Company Limited (EGCO) at Tel: 662-998-5150-3 or Email: ir@egco.com mailto:ir

cost management for electricity generation of our gas- fired power plants which contribute approximately 70% of our portfolio capacity. Land Lease Agreement for U-Tapao hybrid project On June 26, 2020

, increased by Baht 130 million or 14% from Q1/18. The increase is mainly due to the rise in Availability Payment (AP) of Sriracha Power Plant and the increase in electricity sales of Rayong Central Utility

any purpose. For further detail, please contact Investor Relations Division of the Electricity Generating Public Company Limited (EGCO) at Tel: 662-998-5150-3 or Email: ir@egco.com Page 2 Management

, increased by Baht 200 million or 28% from Q4/2017. The increase is mainly due to the rise in sales of electricity to Electricity Generating Authority of Thailand (EGAT) as the COD of both phases of IRPC Clean