service valued of , THB 186.06 million, NDT services (Non-Destructive Testing) of 153.09 million and The Water Supply of THB 8.34 million. 2. Cost of Sales and Services In The year 2018, the costs are THB

services of oil & gas service valued of THB 74.71 million, NDT services (Non-Destructive Testing) THB of 83.3 million, Manpower supply services of THB 15.58 million and The Water Supply of THB 4.1 million. 2

depreciation of the shut-down subsidiary and reclassification of PEA’s operating fee. 2019 % of Total Revenue 2018 % of Total Revenue % 2019 % of Total Revenue 2018 % of Total Revenue Selling Expenses 1.01 0.39

Operating Revenue consists of Raw Water Sales, Industrial Water Sales, and Wastewater Treatment Services. 2 Other Incomes from Utilities Business consists of Excessive Charge for additional Utilities demand

Parent 631.1 569.9 10.7% 1,643.2 1,543.2 6.5% Normalized Profit attributable to Owners of the Parent5 577.4 450.2 28.2% 1,654.1 1,084.7 52.5% 1 Operating Revenue consists of Raw Water Sales, Industrial

, compared to the same period last year, comes mainly from the increase in electricity generating to the EGAT’s system of hydro-power project due to the more amount of water while there was a drought in 2016

Limited (Oishi Trading), a subsidiary of the Company, in the Sale of Drinking Water Production Line 1 to BevTech Co., Ltd. These transactions are considered as connected transaction with the details as

power project due to the more amount of water while there was a drought in 2016. Please be informed accordingly. Yours faithfully, (Mr. Pijayaphong Na Bangxang) President

in Q3/2017, compared to the same period last year, comes mainly from the increase in electricity generating to the EGAT’s system of hydro-power project due to the more amount of water while there was a

utility services from Baht 27.06 million in Q1/2018 to Baht 19.31 million in Q1/2019, while utility service income increases slightly, is attributable to road and water system maintenance and repairing cost