155.02 101.48 65.46% Selling expenses 30.19 15.79 14.39 91.13% Administrative expenses 75.07 67.23 7.84 11.67% Finance cost 3.73 3.51 0.23 6.42% Profit before income tax expenses 307.62 147.01 160.61

year recorded the net profit in the amount of 8,618 million baht, increasing 1,845 million baht or 21.41% because of the following; 1. In 2017, the Company recorded sales income in an amount of 31,724

Services 405.7 405.5 (0.2) (0.0) - Operating Revenue1 358.1 383.6 25.5 7.1 - Other Income from Utilities Business2 47.6 21.9 (25.7) (53.9) Costs of Sales and Services (242.3) (272.2) (29.8) 12.3 Gross Profit

) (99,489) (9,060) (9.11) Cost of Service (42,149) - (42,149) 100.00 Gross Profit 70,749 52,065 18,684 35.89 Reversal of doubtful debt 4,640 3,170 1,470 46.37 Other Income 5,859 3,210 2,649 82.52 Profit

% 890.77 676.34 214.43 31.70% Gross Profit 59.87 32.84 27.03 82.29% 212.62 107.97 104.65 96.93% Other Income 4.11 10.11 (6.00) (59.38%) 70.47 70.15 0.32 0.46% Selling & Administrative Expenses 35.54 41.84

. Profit Three-month (Thousands Baht) Change Amount % Gross profit , , (,) -.% Profit before income tax , , (,) -.% Profit for the period , , (,) -.% From revenues, cost of goods sold and expenses factors

, comparing to the previous year. - The income tax expenses was decreased from the previous year amount of Baht 15 million in the same line as net profit. Please be informed accordingly. Sincerely Yours, ( Mr

(Translation) (Translation) IR 014/19 November 12, 2019 President and Director The Stock Exchange of Thailand Subject : To explain the reasons on the company’s net profit (net loss) more than 20

review of consolidated interim financial statements of the Group and the interim financial statement of the Company for the period ending March 31,2017. The results shows net profit of Baht 153.62 million

2018 2017 Amount % 2018 2017 Amount % Gross profit 423,894 505,963 -82,069 -16.22% 58,468 130,119 -71,651 -55.07% Profit before income tax 163,119 242,176 -79,057 -32.64% 2,159 71,914 -69,755 -97.00% Net