Annual Registration Statement and Annual Report (Form 56-1 One Report)

The report describes 2025 consolidated revenues of 3,607,019 Thousand Baht and continued operation of a 552.52-kilometer trunk transmission network. It highlights the establishment of East Water Stecon Utilities Company Limited to expand industrial-water services for data-center operators. Sustainability disclosures are presented in a dedicated section in accordance with the GRI Standards, alongside stakeholder and materiality analysis and SET ESG Ratings recognition at the AAA level.