vehicles to be able to use high speed diesel fuel, B20. Increasing demand for raw materials for biodiesel production Which may affect the sales volume of the Company's products That will increase according

project volume resulting in a price competition and the cost of raw materials used in production is higher than the year 2018. 4. Cost from the water management business for quarter 1/2019 representing

installed in Q2/2018 – Q1/2019. However, the main variable costs including raw materials and consumables used decreased from the previous year as the production slowed down. The only selling and

the cost of raw materials used in production is lower than the year 2018. 4. Cost from the water management business for quarter 2/2019 was 70.48% of income. Cost per income rate decreased compared to

increased of finished goods Baht 85.0 million, work in process Baht 0.2 million, supplies Baht 6.0 million, decreased of raw materials Baht 54.4 million and goods in transit Baht 18.0 million. -2- 5

% and 14.4% compared to Q1/2017 and Q1/2016. Cost of goods sold in Q1/2018 was 80.7% of revenue, up from 77.2% in Q1/2017 and decreased from 86.6% in Q1/2016. This is due to the average price of raw

raw material and production cost management. - QSR business recorded its GPM of Baht 20.2 million of which 15.0% decreased from Q2/2017 or in Baht 3.6 million due to closing unperformed branches

601.9 1.5% 1,076.8 634.4 69.7% 1 Operating Revenue consists of Raw Water Sales, Industrial Water Sales, and Wastewater Treatment Services. 2 Other Incomes from Utilities Business consists of Excessive

by increased of finished goods Baht 275.25 million, work in process Baht 1.25 million, raw materials Baht 16.69 Baht, supplies Baht 29.55 million and goods in transit Baht 6.13 million. -2- 5

. - Seafood business recorded its GPM of Baht 67.0 million of which 2.2% increased from Q3/2017 or in Baht 1.5 million due to increasing of price of raw material. - QSR business recorded its GPM of Baht 20.5