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1,831 (26) (1.4) Earnings before Interest, Tax, Depreciation and Amortization (EBITDA) In 1Q18, the Company has earnings before interest payable, tax, and depreciation (EBITDA) pursuant to the Financial

Baht 24.46 million, a decrease of 62.93% compared to 2017. Final earnings per share resulted at Baht 1.15. Total Revenues 2018 2017 Change (Million Baht) (Million Baht) (%) Sales 2,020.63 2,147.64 (5.91

discharge & complaint SW income for THB 3.7 million. Without this adjustment, administrative expenses would have been decreased by 4%. Earnings before interest, taxes and depreciation (“EBITDA”) EBITDA (not

% 112.68 99.26 14% Earnings before interest tax and deprecation 114.01 80.11 42% 270.02 218.00 24% % Earnings before interest tax and deprecation 29% 25% 4% 26% 24% 2% Other income /(expenses) 5.00 2.84 76

% 986.58 876.62 13% Gross margin 108.76 79.99 36% 417.39 332.84 25% % Gross margin 30% 25% 4% 30% 28% 2% Administrative expenses 40.51 38.10 6% 153.19 137.37 12% Earnings before interest, taxes and

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

% Issued and paid-up share capital 80.00 80.00 - - Retain earnings Appropriated-legal reserve 0.10 0.80 0.70 696.44% Details Financial Statements for the year ended 31 December 2017 31 December 2018 Change

of hospital operations 257.36 226.88 13% Gross margin 125.57 86.97 44% % Gross margin 33% 28% 5% Administrative expenses 47.84 35.48 35% Earnings before interest, taxes and depreciation 105.66 75.92 39