29 January 2019 assigned the executive committee or Chief Executive Officer to be authorized to perform any actions related to the disposal of Land and Buildings to Double Tree Holding , including to
attached herewith. Please be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr. Satid Sudbuntad) Chief Executive Officer Company Secretary
informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr. Satid Sudbuntad) Chief Executive Officer Company Secretary Office Tel. +66 3622 4171-8 Ext
17 “Undertaking Transaction”). (The details of Undertaking Transaction appear in 1.3.2 “Undertaking Transaction”) Approved the Authority of Chief Executive Officer in relation to the disposition of
Executive Officer
. Songwut Sakchalathorn Chief Executive Officer
0.13 times. Yours sincerely, Mr. Songwut Sakchalathorn Chief Executive Officer
Rd., Samae-Dam, Bang Khun Thian, Bangkok 10150 Tel. 02-897-8888, 02-897-8800 Fax. 02-897-8890 2. Appointment of Executive Mr. Ronnarith Thitisuriyarax Position Deputy Chief Executive Officer
to the regulation of connected transactions of the Stock Exchange of Thailand. Please be informed accordingly, Yours sincerely, (Mr.Teerawut Pangviroonrug) Chief Executive Officer
. Songwut Sakchalathorn Chief Executive Officer บริษัท อินเตอร์ ฟาร์มา จาํกัด เลขที่ 140/9 อาคารไอทเีอฟ ชัน้ 9 ถนนสีลม แขวงสุริวงศ์ เขตบางรัก กรุงเทพมหานคร 10500 โทรศัพท์ 02-634-0225 แฟ็กซ์ 02-634-0135