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

. 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

, (“BCB”) (“Investment”) and to delegate the authorities to President or Chief Financial Officer or Chief Strategy and Business Transformation Officer to negotiate and conclude the Investment Agreements

เอ็มเคแอล ASEAN Chief Information Officer Association สมาคมความมั่นคงปลอดภัยระบบสารสนเทศ  และสมาคมผู้ตรวจสอบและควบคุมระบบสารสนเทศ โดยมีเป้าหมายเพื่อการพัฒนา ก.ล.ต. และตลาดทุนสู่การเปลี่ยนผ่านไปสู่ยุค

. Slib Soongswang) Chief Executive Officer Authorized Signatory Attachment 1 (F 53-4) 1/6 Capital Increase Report Form Hydrotek Public Company Limited 21 September 2017 We, Hydrotek Public Company Limited

Chief Executive Officer. During the past year, Mr. Leung has been invaluable in bringing about the integration of Offline-to-Online (“O2O”) Solutions and driving VGI’s development. Going forward under Mr

. Please be informed accordingly, Yours sincerely, Mr. Podduang Kongkamee Chief Executive Officer

water treatment systems 85.84 25.56 Total 873.46 768.47 Yours Truly, WIIK PUBLIC CO., LTD. Mr. Wiboon Sangwithayanon Chief Executive Officer

seat, and will appoint executives to hold key managerial positions, including the Chief Executive Officer of the Company. The said Allocation and Offering of the Newly Issued Ordinary Shares of the