basis after the AGM meeting has been held. This postponement option is pursuant to the Notification of the Department of Business Development regarding Measures for Handling the Spread of COVID-19 in

newly issued securities in the category of warrant (Employee Stock Option Program : ESOP) without having obtained an approval from the SEC Office. SEC Act S.300 in conjunction with 33 Settlement

higher selling price and higher sale volume in CNF incoterm, while lower unit sold and appreciation of Thai baht against US dollar. . Cost of goods sold and expenses Three-month (Thousands Baht) Change

fuel cell is an electrochemical device that combines hydrogen from natural gas and oxygen to produce electricity and heat. Fuel cells operate without combustion and it is considered as an option for a

. Cost and selling and administrative expenses in 2016 decreased by 74 million Baht compared to the previous year. The main reason was the decrease of cost on raw material and machinery maintenance

three years of investment, with so far one new kiln (K7) in operation since January adding an extra 50,000 Mt of capacity, the additional potential of developing new products, as well as the option to add

option/Put option The issuer has the right to redeem the debentures before maturity Credit rating of debentures -None- Lead managers Ktb Securities (Thailand) Public Co., Ltd. 2 Debenture Holders

increased 63.10 percent due to higher gain from exchange rate. 1.2 Cost of goods sold and expenses Consolidated (Thousands Baht) Year Change 4th Quarter Change 2018 2017 Amount % 2018 2017 Amount % Cost of

incomes increased 0.22 million baht. Total increased 1.26 million baht. Cost of sales for the three months ended March 31, 2017 amounted to 31.76 million baht. (2016: amounting to 29.19 million baht) The

incomes decreased 0.47 million baht. Total decreased 5.78 million baht. Cost of sales for the three months ended March 31, 2019 amounted to 30.00 million baht. (2018: amounting to 28.26 million baht) The