for Q2/2017 ended June 30, 2017 of the Company and its subsidiaries, as shown below : (Unit : Million Baht) Q2/2017 Q2/2016 Change Revenue 222 210 12 Gross profit margin 80 83 (3) Expenses 20 20

increase in sale volumes of 2 business units. The significant details were shown as follow:  Industrial Elastomer Parts Business: The sale volumes slightly increased comparing to the same period last year

. A summary of the Company’s operating performance in the third quarter of 2017 and 2016 is shown in the following table: 3Q17 2Q17 %Change 3Q16 %Change [Amount: in Baht Million] Q-o-Q Y-o-Y [3Q17 VS

Company Limited (“the Company”) would like to clarify on the performance and the financial status for Q3/2017 ended September 30, 2017 of the Company and its subsidiaries, as shown below : (Unit : Million

Details of the costs involving to the WTGs foundation improvement for Huay Bong 2&3 Wind Farm at September 30, 2017 are as shown in the table. Description Estimated total improvement cost (until year 2016

2017 ended December 31, 2017 of the Company and its subsidiaries, as shown below : (Unit : Million Baht) 2017 2016 Change Revenue 837 849 -1.4% Gross profit margin 293 342 -16.7% Selling Expenses 80 96

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