Finance Director

ทดสอบกระดาษหัวจดหมาย IRC 5 -Translation- 11 May 2020 Subject: Notification of a Related-Party Transaction To: Managing Director of the Stock Exchange of Thailand Please be informed that the Board of

renovation project. Therefore, the Company reported net loss in Q1 2020 amounting to Baht 48.6 million when compared to Q1 2019’s net profit of Baht 10.9 million. Ms. Siriwan Chamnannarongsak Finance Director

Issarapornpat) Director and Acting on behalf of Company Secretary

to the timing differences of taxable income or expenses. Please be informed accordingly. Yours sincerely (Mr. Wichai Intaranukulkij) Managing Director

Officer and Managing Director

. Best regards, Sawai Chatchairungruang Managing Director

จดหมายชี้แจงq363e November 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 September 2020 Summary onThird Quarter result

จดหมายชี้แจงq263e August 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2020 Summary on Second Quarter result

. Angoon Phimphkorn) Managing Director