decreased by 77.0% YoY to THB 526mn, predominantly due to the decrease in revenue from hotel operations resulted from the impact of COIVD-19, and lower gain from exchange rates. These were partly offset by an

1 Ref. No. IVL 007/08/2017 9 Aug 2017 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Reviewed Financial Statements and the Management Discussion and Analysis of

exchange transactions, net 106,785 162,815 (56,030) (34.4) Gain (loss) on financial liabilities designated at fair value through profit or loss, net (87,923) 15,923 (103,846) (652.2) Gain (loss) on

% Amount % Amount % Shareholders' equity Share capital Authorized share capital Ordinary shares, 2,221.11 million shares, 1 Baht per par value 2,221.11 44.42 2,221.11 37.34 2,221.11 31.45 Ordinary shares

shares for the amount of 1,437,456,000 shares offered for initially offering to the public. Such ordinary shares have a par value of THB 5 per share, which was offered at the price of THB 5. 20 per share

11.18 1.05 Total Shareholders’ Equity 2,259.18 2,076.09 183.09 8.82 Weighted Average Number of Ordinary Shares (Million Shares)* 947.96 947.96 - - Book Value (Baht per Share)* 2.38 2.19 0.19 8.68 Remark

Ref. DBP. 025 / 2018 February 21, 2018 Subject : Clarification on operating results of Year 2017 To : President The Stock Exchange of Thailand Diamond Building Products Public Company Limited and its

Shareholders’ Equity 2,134.51 1,994.51 140.00 7.02 Weighted Average Number of Ordinary Shares (Million Shares)* 947.96 947.96 - - Book Value (Baht per Share)* 2.25 2.10 0.15 7.14 Remark: * Calculated based on

Ref. DBP. 066 / 2020 May 11, 2020 Subject : Clarification on Operating Results for the 1st Quarter ending March 31, 2020 To : President The Stock Exchange of Thailand Diamond Building Products Public

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the