expense to customer for Q1’19 as cost of service according to IFRS15. Moreover, there was commission expense for Testing and Inspection service amounting of 0.51 Million Baht, or 173.62% compared to the

quarter of 2018) as follows: Unit : million baht Q4/17 Q3/18 Q4/18 Change +/(-) QoQ % YoY % Net Revenue 191.39 271.57 244.40 -27.17 -10.01 53.01 27.70 Cost of Goods Sold 180.66 217.04 200.32 -16.72 -7.71

2018 (4th quarter of 2018) as follows: Unit : million baht Q4/17 Q3/18 Q4/18 Change +/(-) QoQ % YoY % Net Revenue 191.39 271.57 244.40 -27.17 -10.01 53.01 27.70 Cost of Goods Sold 180.66 217.04 200.32

-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold resulting from a higher cost of raw materials Copper, Copper

The profit margin decreased slightly Q-o-Q, and dropped Y-o-Y due to the effect of the annual selling price adjustment, a change in foreign currency rates and an increase in the cost of goods sold

write off obsolete finished goods. Shutdown expense was Baht 25.2 million decreased by 65.4% compared to same period last year. Finance cost decreased by 17.3% in 2Q18 and 24.5% in 6M18 due to repayment

attributable to a reduction on interest expense from ABPIF compared to previous quarter.  NNP margin improved to 10.2% in Q1’2018, primarily due to improvement of our financing cost.  NNP attributable to owner

Baht appreciation during 6M/2018 relative to 6M/2017.  EBITDA margin was slightly lower to 26.9% in Q2’2018 because selling price per unit to IUs remain unchanged, while gas cost is higher. Normalized

, its current market price is still higher than the acquisition cost. In addition, the decrease in return on financial instruments was also caused by the sale of Thanh Cong Securities Joint Stock Company

) (10.27) Cost of sales and services (4,469) (4,509) 40 (0.88) Gross profit 516 1,047 (531) (50.72) Profit (loss) for the period (512) 272 (783) (288.38) Gross profit margin (%) 10 19 (9) (45.3) Profit (loss