of completion that mention in the part of revenue of construction contracts. Adminstrative expenses The Group’s administrative expense consists of all employee expenses, audit fee, training
glycerine in the market, resulting in a significant reduction in production. In addition, the domestic market has limited availability of refined glycerine as raw materials from biodiesel production have
% Adjusted EBITDA Margin (%) 1.0% 9.3% -8.3% 4.4% -3.4% 4.3% 8.6% -4.3% Net Profit -97 185 -152% -36 169% -113 317 -136% Item from raw materials derogation - - n.a. 14(2) -100% 16(2) -2,004 -101% Tax income
% 41% - Commercial 145 1,673 148 3% (91%) - Construction materials 25 90 50 101% (44%) - Others 24 30 49 101% 62% Gross profit 486 1,186 527 8% (56%) EBITDA 202 1,077 480 137% (55%) Net profit (loss) 34
. Such dropped was from more used in raw materials in this period which was in accordance to the higher demand in the Company’s products. As of March 31, 2019, the Company and its subsidiary had an
materials and factory supplies which was in accordance to an increase in sales revenue in this period. Moreover, cost of Disc material that was increasing from the changed in global steel market price since
period of previous year which has other revenue of 134.00 Million Baht due to sell scrap raw materials decreased as amount of 46.36 Million Baht and decline interest received of 23.54 Million Baht (2
increased by Baht 5.9 million or 3.7% due to annual merit increase and training expenses. Other Transaction There was Baht 18.4 million gain from fair value of swine farm in Quarter 1/2018, and Baht 2.8
increased by Baht 6.67 million or equivalent to 75.08%) and from other revenues : interest income, gain on sales of assets, rental and relative service income, training income and tour guide income increased