shown below: (Unit : Million Baht) 2017 2016 Change Revenue 837 849 -1.4% Gross profit margin 293 342 -14.3% Selling Expenses 80 96 -16.7% Doubtful debts from the voiding of contract 320 - 100.0% Finance
previous year. The Company would like to clarify the reasons for the change in profits for 2017 compared to the previous year, as follows: Revenue In 2017, the Company had total revenues, as shown in its
foundation improvement for Huay Bong 2&3 Wind Farm as at December 31, 2017 are as shown in the table. Description Estimated total improvement cost (as of year 2016) Estimate and cost for accounting recorded in
WTGs foundation improvement for Huay Bong 2&3 Wind Farm as at December 31, 2018 are as shown in the table. Description Estimated total improvement cost (as of year 2017) Estimate and cost for accounting
20 percent for Q1/2019 ended March 31, 2019 of the Company and its subsidiaries, as shown below: (Unit: Thousand Baht) Revenue Gross profit Selling Admin Net profit Q1/18 213,552 76,707 21,974 18,709
the parent on consolidated financial statement. 2) Decimal numbers shown in this management discussion and analysis are likely to be different from the Company’s financial statement due to the rounding
as shown in the table. Description Estimated total improvement cost (as of year 2018) Estimate and cost for accounting recorded in 1st quarter of 2019 Estimated total improvement cost (as of 1st
impacts derived from the material shortages back in year 2018 has now resumed back to its normal condition. Consequently, the Company has continuously shown an overall upstream performance as compared
foundation improvement for Huay Bong 2&3 Wind Farm as at June 30, 2019 were as shown in the table. Description Estimated total improvement cost (as of year 2018) Estimated and cost for accounting recorded In
March 31st, 2018 and 2017 Unit: Million Baht Note: The ratio in the income statement is presented as a percentage of total income. The cost of sales of real estate is shown as a percentage of revenue from