69.76% Total Liabilities 2,728.63 1,850.87 877.75 47.42% Issued and paid-up share capital 333.80 333.80 - - Premium on ordinary shares 587.17 587.17 - - Retained earnings – Appropriated 40.00 36.29 3.71

allotment of newly issued ordinary shares to the existing shareholders of the Company in proportion to their shareholding (Right Offering) which expect to subscribe during 27 – 31 May 2019. After the capital

333.80 - - Premium on ordinary shares 587.17 587.17 - - Retained earnings – Appropriated 40.00 40.00 - - Retained earnings – Unappropriated 375.98 308.12 67.86 22.02% Total owners of the Company 1,336.94

. Please be informed accordingly. Very truly yours, (Mr. Jakkaphong Jakrajutatip) Chief Executive Officer and Managing Director Authorized Person to Disclose Information Information Memorandum on Connected

acquisition of investment during the past 6 months being the purchase of ordinary shares of S43 Property Co., Ltd. on 11 December 2019 with the value of transaction equal to 0.26%. When combined with this

. This was mainly due to (1) loss for the 2019 fiscal year of Baht 2,424 million (2) Issuance of new ordinary shares of Baht 580 million (3) Cumulative effects of adopt TFRS15 of Baht 124 million and (4

offering (the “IPO Plan”) of newly issuance ordinary shares of the Company’s subsidiary Cal-Comp Precision Holding Co., Ltd. (“CCPT-KY”) on the Taiwan Stock Exchange (the “TWSE”) for the purpose of

agreed terms and conditions and is not a related person of the Company. 2. Acquisition of 67,106 ordinary shares in Hero Experience from Travel Channel Agency Co., Ltd. (the “Travel Channel Agency

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 - DIAMOND BUILDING PRODUCTS

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