The Gross Profit margin was 3 percentage points lower at 8% in Q119 up from Q118 at 11% due to higher higher labour costs 1%, higher depreciation 1%, higher salaries expenses 1% . Page 1 of 3 Operating

% 34% IC (Jiaxing, China) 5% 4% 4% 6% 5% HTI (Ohio, USA) 5% 4% 5% 5% 4% 100% 100% 100% 100% 100% Gross Profit / Cost of Sales Analysis and Sales and Administration Analysis The Gross Profit margin was 1

28.4% of total revenue from sales. A higher gross margin is how the Company manage the production planning through new software and which consequently led to a higher gross margin comparing to the same

Net Profit Margin (%) 2.40 2.35 3.13 Current Ratio (Times) 1.43 1.43 1.44 Debt to Equity Ratio (Times) 1.79 1.81 1.76 Book Value per Share (Baht) 2.22 2.25 2.31 Net Profit per Share (Baht) 0.45 0.43

% Gross Profit / Cost of Sales Analysis and Sales and Administration Analysis The Gross Profit margin was 5 percentage points lower at 11% in Q118 down from Q117 at 16% due to stronger THB/USD exchange rate

Net Profit Margin (%) 2.33 2.40 2.36 Current Ratio (Times) 1.34 1.43 1.35 Debt to Equity Ratio (Times) 2.16 1.79 2.17 Book Value per Share (Baht) 2.16 2.22 2.15 Net Profit per Share (Baht) 0.46 0.45

. Financial ratio highlight as follow Q3/2018 Q3/2017 YEAR2016 Gross profit margin (%) 33.80 31.00 31.67 EBIT Margin (%) 41.80 39.75 33.64 Net profit margin (%) 36.94 34.28 27.64 Return on equity (%) 10.81 9.77

Profit / Cost of Sales Analysis and Sales and Administration Analysis The Gross Profit margin was 6 percentage points lower at 12% in Q319 down from Q318 at 18% due to reduced economies of scale from lower

23.60 Net Profit Margin (%) 2.35 3.18 3.30 Current Ratio (Times) 1.43 1.51 1.29 Debt to Equity Ratio (Times) 1.81 1.48 1.73 Book Value per Share (Baht) 2.25 2.39 2.39 Net Profit per Share (Baht) 0.43 0.57

% 4% 100% 100% 100% 100% 100% Gross Profit / Cost of Sales Analysis and Sales and Administration Analysis The Gross Profit margin was 7 percentage points higher at 15% in Q120 up from Q119 at 8% due to