informed accordingly. Sincerely yours, Mr. Opas Sripayak Chief Executive Officer and Managing Director

benefits, deposit of rental and service fee and other non-current liabilities. Please kindly be informed accordingly. Sincerely yours, Mr. Opas Sripayak Chief Executive Officer and Managing Director

, estimation of staff benefits, deposit of rental and service fee and other non-current liabilities. Please kindly be informed accordingly. Sincerely yours, (Mr. Opas Sripayak) Chief Executive Officer and

. Please kindly be informed accordingly. Sincerely yours, Mr. Opas Sripayak Chief Executive Officer and Managing Director

on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q1 2019 Q1 2018 Gross profit margin 18.1% 23.2% Net profit margin 11.9% 17.3

faithfully, (Mr. Hiroaki Sano) Managing Director Financial Ratios Q2 2019 Q2 2018 Gross profit margin 20.7% 18.8% Net profit margin 14.3% 12.0% Debt to Equity ratio 0.10 0.10 Earnings per share 0.57 0.43 ROA

average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director

Assets Return on Equity (ROE) = Net Profit to average Total Equity Yours faithfully, (Mr. Hiroaki Sano) Managing Director

0.27% of Sales. Due to Thai baht against dollar when compered from last year. Please be informed accordingly. Sincerely yours, (Mr. Sombat Leeswadtrakul) Chief Executive Officer

, due to decreasing of the loan from financial institutions for working capital Please be informed accordingly. Sincerely yours, (Mr. Sombat Leeswadtrakul) Chief Executive Officer