cost control results to the better of company’s business. Please be informed accordingly. Sincerely yours (Mr. Chotiwit Taechaubol) Chief Executive Officer

of a director / an executive / an auditor ช่ือ / Name …………………………. ………………………………………. หุนกูแปลงสภาพ (Convertible debenture) ขาพเจาขอรับรองวาขอมูลที่รายงานขางตนนี้ครบถวนและเปนความจริงทุกประการ I

Chantanavanich) Chief Executive Officer

Executive Officer

. Suthikiati Chirathivat) Chairman of the Board of Directors and Chairman of the Executive Committee

. Yours sincerely, Mr. Hamidi Bin Maulod Chief Executive Officer

Translation - 2 - The company hereby reports to the SET accordingly. Sincerely yours, Boondee Amnuayskul (Mr. Boondee Amnuayskul) Chief Executive Officer and Managing Director

Leeswadtrakul) Chief Executive Officer

million over Q1/2019 Please be informed accordingly. Yours sincerely, (Dr. Ungoon Chantanavich) Chief Executive Officer

(Mr.Niphon Charoenkit) Chief Executive Officer