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

the year. • There is no significantly changed in the cost of raw material. Unit : million baht Before After Q1/61 Q1/61 Net Revenue 206.12 206.12 Cost of Goods Sold 180.77 180.77 Gross profit 25.35

years, the price of crude palm oil, which is the main raw material, accounted for 90% of raw materials for the production of the Company's products, has been continuously fluctuated and decreased. It was

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

2018. The major increased item is raw material which is a result of the telecommunication business slowdown. Unit : Million Baht 30 Jun 2019 31 Dec 2018 % Change Cash and cash equivalents 12,179 15,608

company operation in Q2/2019 is loss about 160,000 Baht comparing with loss of 5.02 million baht in Q1/2019. This is because of higher revenue. • There is no substantial change in the raw material cost

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

, released company from certain operating expenses. • Regarding to costs control in raw material, promotional and selling expenses and administration expenses, company delivered significant improvement in

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

period ending 31 March 2018 could be divided in to two key components as follows: 1. Variable cost component which shall be varied in accordance with the volume sold consist of (1) raw materials and