Business Quarterly Last Twelve Months $million (except where stated otherwise) 2Q19 1Q19 2Q18 2Q19 YoY LTM 2Q19 LTM 2Q18 LTM YoY Production Volume (kt) 3,148 2,966 2,546 24% 11,662 9,564 22% Consolidated

Microsoft Word - MDA Q219 EN August 14, 2019 To President The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20 percent

increased from the purchase of machinery at the end of last year however production yield of new products in the early stage may not be as targeted but it is likely to improve. 3. The consolidated net profit

1,113.20 996.70 116.50 11.69% Total Revenue 1,117.55 1,004.22 113.33 11.29% Net Profit for the Year 208.53 181.47 27.06 14.91% Net Profit for Shareholders of the Company 174.29 148.30 25.99 17.53% For the

and Service 266.17 237.65 28.52 11.98% Total Revenue 269.91 238.32 31.59 13.25% Net Profit for the Period 53.50 47.07 6.43 13.66% Net Profit for Shareholders of the Company 42.13 38.17 3.96 10.38% For

and Service 539.16 494.92 44.24 8.94% Total Revenue 548.48 497.71 50.78 10.20% Net Profit for the Period 105.84 98.53 7.31 7.42% Net Profit for Shareholders of the Company 86.79 80.46 6.34 7.88% For the

(%) Revenue from Sales and Service 831.63 749.13 82.50 11.01% Total Revenue 840.17 757.67 82.49 10.89% Net Profit for the Period 167.41 150.18 17.24 11.48% Net Profit for Shareholders of the Company 137.32

2,097.62 1,600.35 Selling & Administrative Expense 127.83 116.99 Finance Costs 24.24 22.96 Net Profit 101.40 (18.95) Earnings per share (Baht) 0.25 (0.047) The company will explain the cause of change as

the same period of last year and a decrease of 30.49% over the last quarter . Such decrease was mainly due to dropping in metal price and low level of production and sales caused from the COVID-19 out

profit (loss) from investment in associates and joint venture 123 82 40 49.2% EBIT 727 517 210 40.5% Finance income 3 2 1 74.8% Finance cost -91 -81 -10 12.3% Income tax expenses -74 -29 -46 159.6% Net