fixed cost from rental expense and administrative expense. However the 1st Consolidated Separate Amount Change Amount Change Q1.2019 Q1.2018 Amount % Q1.2019 Q1.2018 Amount % Revenue from sale – net

) Total Expenses (Million Baht) Quarterly Change Nine-month End September 30, Change 3/2019 3/2018 % 2019 2018 % Cost of goods sold 322.5 339.6 (5.0) 865.3 960.7 (9.9) Temporary shutdown expenses 10.6 12.9

-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

comprehensive income for the year ended 31 December (Unit : Million Baht) 2017 2016 Change % Change Operating revenue 1,580.25 1,411.68 168.58 11.94% Operating cost 1,335.73 1,217.44 Gross profit 244.53 194.24

2.71% (8.10) (14.94%) Total Revenue 1,429.29 100.00% 2,000.19 100.00% (570.90) (28.54%) Cost of sales (737.96) (51.63%) (1,107.98) (55.39%) (370.02) (33.40%) Cost of construction service (111.83) (7.82

of sales and services Quarter 2 of 2019 (Unaudited but reviewed) Quarter 2 of 2018 (Unaudited but reviewed) Change Increase (Decrease) THB million % Increase (Decrea se) % THB million % Cost of sales

reviewed) Change Increase (Decrease) THB million % THB million % THB million % Cost of sales – sale of electricity 4.57 32.23 4.57 31.71 0.00 0.07 Cost of services and rental – provision of services and

significant change compared to the same period of the previous year. Finance cost The financial cost for the third quarter of 2019 and the finance cost to revenue from main business were not significant change

previous year were as highlighted below; Separate financial statements (Unit : Million Baht) Q2/2019 Q2/2018 % Change 6 Month 2019 6 Month 2018 % Change Sales and Service Income 516 467 10 1,001 934 7 Cost