may be not equal to 35.83 MW. 3 1.2) Key financial highlight Sales and service income, EBITDA, and NNP for 1H’2017 hit record high; EBITDA margin enhanced to 28% 6M'2016 6M'2017 % change million Baht

comparing to the same period of the previous year. Mainly due to the higher sales from the economic recovery and the good gross margin remained of the metal products, especially the automotive exhaust pipes

comparing to the same period of the previous year. Mainly due to the good gross margin gained from the metal products, especially the automotive exhaust pipes. In this quarter, the company put more controls

EBITDA margin was 18.6%, a slight decline from 18.8% in 2016. In 2017, depreciation and amortization decreased by 11.6% yoy to THB 536 million, due to the change of estimated useful life of the assets

% ตน้ทุนการให้บรกิาร 387.7 378.2 9.5 2.5% Gross Profit 611.8 588.0 23.8 4.0% Gross Profit Margin 61.2% 60.9% ค่าใชจ่้ายในการบรหิาร 148.3 131.2 17.1 13.0% ค่าใชจ่้ายรวม 536.0 509.4 26.6 5.2% EBIT 495.3

THB 1Q2019 1Q2018 % YoY 4Q2018 % QoQ Sales Revenue 2,816 4,631 -39% 3,654 -23% EBITDA 143 211 -32% 286 -50% EBITDA Margin (%) 5.1% 4.6% 0.5% 7.8% -2.7% Stock Gain/(Loss) & NRV -74 -233 -68% -24 208

% 6,078 52.5% 1.0% Dusit Thani PLC Management Discussion and Analysis For 1Q19 P a g e | 6 In 1Q19, profitability ratios still maintain resilient showing gross profit margin in line with the same period

288 261 -9.3% 49.4% Adjusted net profit3 192 305 304 -0.6% 58.4% Gross profit margin 58.2% 64.0% 63.6% EBITDA margin 41.4% 46.4% 47.1% Adjusted EBITDA margin 42.3% 47.4% 50.3% Net profit margin 20.5

% 13.5% EBITDA 444 507 501 -1.2% 12.9% EBIT 333 384 380 -1.1% 14.1% Interest expenses 25 15 18 18.6% -27.8% Tax 83 82 76 -7.3% -8.6% Net profit1 202 261 260 -0.4% 28.8% Gross profit margin 60.4% 63.6% 55.5

previous year have ended and the competition has intensified in the stainless pipe product. As a result, sales and gross margin declined in the current quarter. While administrative expenses have increased