27 February 2019 Subject :Management discussion and analysis of financial statement for the year 2018, ended December 31, 2018 Attention :Director and Manager The Stock Exchange of Thailand The

and the financial statements for the three-month period ended March 31, 2018, the company and its subsidiary has reported consolidated net profit of Baht 19.22 million which was increased by Baht 4.59

2018, approving the audited consolidated financial statements for Quarter 2 of 2018 ending on 30 June 2018. The Company would like to report factors that affect the financial performance of The Company

November 2018, approving the audited consolidated financial statements for Quarter 3 of 2018 ending on 30 September 2018. The Company would like to report factors that affect the financial performance of the

14 November 2018 Subject :Management discussion and analysis of financial statement for three-month period ended 30 September 2018 Attention :Director and Manager The Stock Exchange of Thailand The

Development Plc. would like to inform the financial results for the second quarter of 2018 which ended on 30 June 2018. The Company and its subsidiary reported a net profit of THB 126.43 million or earnings per

. RESULTS OF OPERATION Consolidated Financial Statements 1Q2019 1Q2018 % Change Total Revenue 459.4 422.0 8.9% - Utilities Business 458.0 422.0 8.5% - Operating Revenue1 431.2 420.6 2.5% - Other Utilities

Haft-Yearly Separate Financial statement Increase (Decrease) % 30th June 2020 30th June 2019 30th June 2020 30th June 2019 million baht % million baht % million baht % million baht % Revenue from sale of

financial statements (Thousands Baht) 1st Quarter Change 2020 2019 Amount % Revenue from sales 626,724 555,461 71,263 12.83% Other income 4,194 12,346 -8,152 -66.03% Total Revenue 630,918 567,807 63,111 11.11

, in which the equity method is applied) Separate Financial Statement Changes (separate financial statement) 3GJun-18 30-Jun-17 Million Baht o/o 30-Jun-18 3GJun-17 Million Baht o/o Revenue from Sales