2018 gross profit margin was mainly driven by the adoption of economies of scale and efficient control of production cost. 2. Selling expenses In year 2018, the Company incurred selling expenses of Baht
Drive industry, which supported the revenue of the Company and subsidiary in the Philippines (HP) to grow substantially as a result of increasing demands from customers since the end of 2016. Also, in Q4
economies of scale and efficient control of production cost. 3. Selling expenses In Q3/2018, the Company incurred selling expenses of Baht 5.99 million, rising year-on-year by Baht 2.04 million or 51.65
IPD which generated highest margin comparing to other categories. Moreover, the efficient cost management such as medicine & medical supplies as well as the benefit from economy of scale in term of
& medical supplies and improve in work- force efficiency as well as the benefit from economy of scale in term of declined fixed cost per unit were another factors to gross margin improvement. Administrative
economy of scale in term of declined fixed cost per unit were another factors to gross margin improvement. Administrative Expenses For 2Q’18 and 1H18, administrative expenses increased at the similar rate
(SALEE) in a manner that inflated and stabilized the price of such securities in concealment to mislead the public to believe that the trading volumes were substantially high and the prices of SALEE
) in concealment to mislead the public to believe that the trading volumes were substantially high and the price of SST securities changed which was inconsistent with the normal market conditions. In
securities of Thai Plastic and Chemicals Pubic Company Limited (TPC) in concealment to mislead the public to believe that at such time the trading volumes were substantially high and the price of TPC