improvement was mostly a result of lower prices of raw materials this year and improvement of production reliability. Financial Ratios Q3 2019 Q3 2018 Gross profit margin 28.6% 20.2% Net profit margin 22.0

margin 25.3% 18.1% Net profit margin 17.6% 11.9% Debt to Equity ratio 0.17 0.10 Earnings per share 0.66 0.46 ROA 13.1% 11.0% ROE 14.0% 10.9% Gross profit margin = Gross Profit (Total Sales – Costs of Sales

Profit - attributable to equity holders of the parent 14.56 24.26 (9.70) (39.98) Gross Profit Margin (%) 24.51 27.10 Net Profit Margin (%) 6.70 9.88 Unit: million Baht For 6-month period (Jan-Jun) 2020

- attributable to equity holders of the parent 24.15 30.57 (6.42) (21.00) Gross Profit Margin (%) 25.20 30.30 Net Profit Margin (%) 9.60 12.30 Unit: million Baht For 9-month period (Jan-Sep) 2019 2018 Change

2018, the Company and its subsidiaries had cost of services amount of 127.62 million Baht, the ratio of cost of service to revenue from services was 65.16%, or a gross profit margin of 34.84%. While in

in the gross profit margin that expanded from 15.3% in the third quarter of 2018 to 16.4% in the third quarter of 2019 and more efficient cost management that caused selling and administrative expense

or 11.7%. The gross profit for the year 2019 was decreased by THB 25.1 million or 23.0% and gross profit margin to revenues was at 11.1%. The Group reported total net profit for the year 2019 at THB

10,024.91 million baht while the same period last year recorded the net profit margin in an amount of 10,475.43 million baht, decreased of 450.52 million baht or decreased by 4.30% because of the followings

% of net profit margin comparing with Q2 2016. Apart from the additional costs of SBT’s impairment, the increment of gross and net profit was mostly caused by the improvement of products’ spread margin

MTHB or 4.8% of net profit margin comparing with Q3 2016. Apart from the additional costs of SBT’s liquidation, the increment of gross and net profit was mostly caused by the improvement of products