while the Company paid dividends to shareholders of THB 12.80 million in the first nine-month period of 2023. Sincerely yours, -Sompoch Tanutantivong- (Mr. Sompoch Tanutantivong) Director and Chief

, (Mr.Tanavijit Ankapipatchai) Director and Chief Financial Officer

notification of the Securities and Exchange Commission and the SET. Please be informed accordingly. Sincerely Yours, Teerawit Charuwat (Mr. Teerawit Charuwat) Director, Chief Executive Officer and Acting Chief

be informed accordingly. Yours faithfully, For and on behalf of Diamond Building Products Public Company Limited (Mr. Asanee Chantong) Chief Executive Officer - 1 - DIAMOND BUILDING PRODUCTS PUBLIC

, -Signature- (Mr. Teerawit Charuwat) Director and Chief Executive Officer บมจ.0107537002109 บริษทั ดีมีเตอร ์คอรป์อเรชั น จาํกดั (มหาชน) Demeter Corporation Public Company Limited เลขที 191/43 อาคารซีทีไอ ทาวเว

. Asanee Chantong) Chief Executive Officer - 1 - DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED AND ITS SUBSIDIARY MANAGEMENT DISCUSSION AND ANALYSIS (For the Consolidated Financial Statements of the 3rd

. Pattarapol Woranimman, effective from December 12, 2017 onwards. Please be informed accordingly. Yours Sincerely, -Signature- (Mr. Teerawit Charuwat) Director and Chief Executive Officer บมจ.0107537002109

Acquisition or Disposal. Please be informed accordingly, Sincerely yours, -Weera Louwitawas- (Mr. Weera Louwitawas) Chief Executive Officer Enclosure 1 1 Information Memorandum in relation to the Transaction of

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...

เหล็กรีดรอนชุบสังกะสีภายหลังมาตรการปกปอง (Safeguard: SG) หมดอายุ ในขณะ ท่ีปริมาณขายลดลงรอยละ 33 ราคาขายลดลงรอยละ 13 สําหรับบริษัทมีรายไดจากการขาย 4,494 ลานบาท เพ่ิมข้ึน 4,438 ลานบาทเมื่อเทียบกับปก