accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr. Satid Sudbuntad) Chief Executive Officer - 1 - DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED AND ITS

Sudbuntad) Chief Executive Officer Company Secretary Office Tel. +66 3622 4171-8 Ext. 314 Fax. +66 3622 4187 - 1 - DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED AND ITS SUBSIDIARY MANAGEMENT DISCUSSION AND

Analysis (MD&A) as 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 - 1

Mueang Khon Kaen, Khon Kaen ("Land and Buildings") to NML Co., Ltd. ("NML") at Baht 12,000,000. In this regard, the Board of Directors meeting assigned the executive committee or Chief Executive Officer to

ดัการ นายเกษตร ชยัวนัเพ็ญ รองกรรมการผูจ้ดัการ นางสาวยุพาวดี ตูจ้ินดา รองกรรมการผูจ้ดัการ นายวิทวสั อจัฉริยวนิช รองกรรมการผูจ้ดัการ นายนาวิน อินทรสมบติั Chief Investment Officer นายชชัชยั สฤษด์ิอภิรกัษ

อินทรสมบติั Chief Investment Officer นายชชัชยั สฤษด์ิอภิรกัษ ์ Chief Investment Officer นางสาวธิดาศิริ ศรีสมิต Chief Investment Officer นางสาวเอื้ อพนัธ ์เพช็ราภรณ ์ ผูช่้วยกรรมการผูจ้ดัการ นางสาวชนา

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

1 25 May 2020 Subject: Notification on Resolution of the Board of Directors’ Meeting No. 5/2020, Change of Directors and Directors’ Power, Entering into Connected Transaction, Entering into Transaction on Acquisition of Assets and Determination of the 2020 Annual General Meeting of Shareholders To: Director and Manager The Stock Exchange of Thailand Enclosure 1. Information Memorandum on the Acquisition of Assets (Schedule 1) and the Entry into Connected Transaction of Nation Broadcasting Corpor...

price in Q3/ 2018, on average decreased by 1. 38 $/BBL when compared to Q2/2018 due to high pressure from increasing demand for Dubai crude during the Summer season in the Middle East, combined with a

increasing number of flights by 7.8 percent and 8.1 percent for third quarter and nine-month period of year 2019. In addition, the number of airline customers increased from 76 to 84 compared to the same