progressed 97.45% (The construction plan was 97.09%). The commercial operation date is scheduled in the fourth quarter of 2019. Page 6 - SBPL Project, a project of San Buenaventura Power Ltd., Co., (EGCO holds

with the Energy Regulatory Commission (ERC) for final approval. The project targets for 85% contracted by commercial operation date. The construction of the project has progressed 75.48% (The

schedule of EGM1/2020, Capital Decrease, Capital increase, an Increasing of investment cost in Carnival Magic Project, and compensation for design and construction to related person. To: Managing Director

schedule of EGM1/2020, Capital Decrease, Capital increase, an Increasing of investment cost in Carnival Magic Project, and compensation for design and construction to related person. To: Managing Director

schedule of EGM1/2020, Capital Decrease, Capital increase, an Increasing of investment cost in Carnival Magic Project, and compensation for design and construction to related person. (Update) To: Managing

compensation for design and construction to related person. To: Managing Director The Stock Exchange of Thailand Reference: 1. Capital Increase Report Form (F53-4) 2. Report of Information Memorandum on the

Carnival Magic Project, and compensation for design and construction to related person. (Update) To: Managing Director The Stock Exchange of Thailand Reference: 1. Capital Increase Report Form (F53-4) 2

ACC1/19-007 February 18, 2019 Subject: Management Discussion and Analysis for the year ended December 31, 2018 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

AC 52/07-003 ACC1/19-019 May 13, 2019 Subject: Management Discussion and Analysis Quarter 1 Ending March 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public