Management Discussion and Analysis for the year 2021 4 Core Operating Profit (defined as Earnings before Interests and Taxes exclude interest income, gain (loss) on exchange rate and other irregular items) for

results Consolidated 2022 2021 Sales 9,061.66 9,334.73 Cost of Sales 8,380.13 8,165.19 Gross Margin 681.53 1,169.54 Gain (loss) on exchange rates 9.52 (202.32) Loss on assets disposal (0.51) - Other Incomes

–2022, it found that the decrease rate in profit decreased by 41.8%, which is greater than the decrease in revenue, which equals to 7.3%. This is because in Q1–2022, there is the gain on sale of

0.17 2.84% Profit (loss) from exchange rate 1.81 0.66 1.15 175.88% 1.81 0.66 1.16 176.37% Total Revenue 406.40 327.64 78.75 24.04% 400.05 326.12 73.93 22.67% Sharing of gain (loss) from investment value

% YoY with a YoY drop in net earnings of 213%, reflecting non-operating items incurred in 3Q16 and 3Q17 performance. For comparative purpose, without non-operating items, such as gain (loss) on exchange

% Finance cost 35.09 41.36 6.27 17.87% Income tax expenses 37.04 42.24 5.20 14.04% Net profit 139.02 150.12 11.10 7.98% Net profit ratio (ROS) 19.92% 17.25% Earnings per share (Baht) 0.26 0.28 0.02 6.92

49.34 17.69% Finance cost 49.11 68.10 18.99 38.67% Income tax expenses 48.04 57.52 9.48 19.73% Net profit 181.71 202.58 20.87 11.49% Net profit ratio (ROS) 17.16% 15.74% Earnings per share (Baht) 0.34

67.37 94.72 27.35 40.60% Income tax expenses 59.19 65.40 6.21 10.49% Net profit 227.68 252.81 25.13 11.04% Net profit ratio (ROS) 16.00% 14.78% Earnings per share (Baht) 0.37 0.42 0.05 13.51% Total

result The Company’s operating result for the year 2019, revenue from sales increase from last year by 16.7%. Gross profit margin is equal to 46.6%, whereby net profit for the year is equal to Baht 262.21

%) Income tax expenses (5,818) (1.6%) (6,722) (1.9%) (904) (13.4%) Profit for the period 22,110 6.2% 26,876 7.6% (4,766) (17.7%) Basic earnings per share 0.06 Baht 0.08 Baht (0.02) (25.0%) The Company's sales