Officer and Acting Managing Director T Engineering Corporation Public Company Limited
(Auto 11 Lines) Fax: +66(0)2-192-3744 Page 1 of 1 -Translation- No. ED-MD19-007 14th May 2019 Subject : Clarification of changes in excess of 20% in the operating results for year Q1/2019 To : Director
Company Limited (Mr. Vitavas Pirmphol) Deputy Director of Administrative / Company’s Secretary Authorized to sign on behalf of the Company
investment in associates. Kindly be informed accordingly. Yours sincerely, Malee Leelasiriwong (Mrs. Malee Leelasiriwong) Director
persons accordingly. Yours Sincerely, (Mr.Kitti Kanokudomsap) Assistant Managing Director
Tanpatanarat) Director
. Please be informed accordingly. Yours sincerely, (Mrs. Siriporn Pinprayong) Director and Company Secretary
Coating Co., Ltd.* - Mr. Arkran Termritikulchai and Mr. Pasithphol Termritikulchai who are Directors and sons of Mr. Prachnon Termritikulchai who is a Director and CEO of UBIS (Asia) Public Company Limited
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
) Managing Director