the parent for the three-month period ended 31 March 2020 Key financial ratios o Debt to Equity ratio (D/E) as of 31 March 2020 was 2.03 times with similar to last year ended 31 December 2019. o

. 3) Key Financial Performance Q1 2022 Q2 2022 Q3 2022 Q4 2022 Q1 2023 Return on equity (ROE) 12.0% 13.5% 17.1% 20.1% 20.7% Return on asset (ROA) 4.4% 5.0% 6.5% 7.7% 8.1% Interest bearing Debt / Equity

Return on fixed assets5 (%) 124.9% 65.7% Debt to equity (times) 0.0 0.4 Asset turnover 0.7 0.6 6 MD&A 3Q 2017 (Ended 30 September 2017) MASTER AD PLC MANAGEMENT DISCUSSION & ANALYSIS 3Q 2017 20 OCT 2017

% Debt to equity (times) 0.1 0.04 Asset turnover (times) 0.6 0.7 1 Calculated from operating revenue 2 Net Profit attributable to equity holders of the Company/ operating revenue 3 Net Profit (Annualised

the measure to increase Cracking to CDU capacity ratio was enforced since the 1st of April, 2017, leading to lowered supplies. Moreover, Russian refineries were upgrading capacity since 2016, lowering

of the end of Q3/2017 market value of LAC shares increased, resulting in a profit from the mark to market value increment of asset available for sale of THB 1,632 million, which was recorded in other

impairment of investment in subsidiaries (Baht 456 million), Gain from debt restructuring (Baht 337 million), Reversal of provision for a guarantee of subsidiary (Baht 242 million) and net Gain from foreign

million, declined from the wind power plant business being affected by seasonal factors, while the geothermal power plant recorded a decrease in profit from one-time financial expense for debt refinancing

was Baht 1,753.73 million, slightly increased when comparing to as of December 31, 2016 equivalent to Baht 55.55 million. In this regard, the debt to equity ratio was 1.70 times. Shareholder’s Equity as

government budget and public debt as it can invest in the infrastructure projects of electricity, roads, airport, for instance. In addition, recently the investible infrastructure assets have been revised to