Period As Of Details DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 DIAMOND

Year Receive Date Details DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED 2022 30/03/2023 DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED 2021 22/03/2022 DIAMOND BUILDING PRODUCTS PUBLIC COMPANY

, the new subsidiary will be the entity holding the land and building of Eastin Grand Hotel Sathorn Bangkok. The details of the new subsidiary are as follows: Name: EGS Assets Company Limited Registered

Re: Guidelines for the Book Building and the Determination of Offering Price to Public and Individual (No. 2)

Offeror : SCG Building Materials Company Limited | Date of submission of the Statement of Intention : 08/03/2010

Offeror : SCG Building Materials Company Limited | Date of submission of the Statement of Intention : 25/03/2010

the acquired assets will consist of, electrical system and plant building structure, etc. The plant will have approximately 55,000 tons per year of Siding Board and Diamond Board production capacity. (5

acquisition vehicle and own lands with hotel building known as Vienna House Easy Chopin Bratislava (“Vienna House Easy Bratislava”). The Company would like to inform that on 1 9 April 2 0 1 8 , VBRE has

Distribution Center (Bangna) consist of land and building, printing machine and equipment, and (2) Office building (Klong Toey) consist of land and building, and passed a resolution to approve the Company to

within March 2018. After that the Company will select the outsource for designing the building and systems accordingly. Also, the construction of the new project will start in February 2019. 2. Name of