Ratios Return on assets4 (%) 22.4% 9.8% 11.3% Liability to Equity (times) 0.2 0.6 0.6 Return on fixed assets5 (%) 145.2% 45.5% 49.4% Debt to equity (times) 0.0 0.3 0.3 Asset turnover 0.8 0.5 0.6 7 MD&A 2Q

debt 14 11 LIABILITIES AND SHAREHOLDERS’ EQUITY LIABILITIES AND EQUITY BREAKDOWN 31 DECEMBER 2016 30 SEPTEMBER 2017 (THB mn) % out of total liabilities and equity (THB mn) % out of total liabilities and

months 145 160 3 - 6 months 67 30 6 - 12 months 13 27 Over 12 months 11 11 Total 509 455 Allowance for doubtful debt 6 7 LIABILITIES AND SHAREHOLDERS’ EQUITY LIABILITIES AND EQUITY BREAKDOWN 31 DECEMBER

months - 0 Over 12 months 13 8 Total 227 147 Allowance for doubtful debt 11 6 1,344 1,366 667 656 31-Dec-17 31-Mar-18 Current assets 32.5% 2,022 Non-current assets 67.5% 1,494 1,546 38 38 479 438 31-Dec-17

Up to 3 months 89 172 3 - 6 months 0 30 6 - 12 months 0 19 Over 12 months 13 15 Total 227 477 Allowance for doubtful debt 11 6 1,502 2,77345 51 479 851 31 Dec 17 30 Sep 18 Current liabilities Non

% Payable days (days) 162 140 Efficiency Ratios Leverage Ratios Return on assets4 (%) 12.0% 6.5% Liability to Equity (times) 0.4 0.7 Return on fixed assets5 (%) 66.7% 36.6% Debt to equity (times) 0.1 0.2

yet due 176 182 Up to 3 months 182 134 3 - 6 months 76 72 6 - 12 months 12 66 Over 12 months 13 13 Total 459 467 Allowance for doubtful debt 31 31 MANAGEMENT DISCUSSION & ANALYSIS 1Q 2020/21 ENDED JUNE

-Translation- Ref. No. PorBor. 029 / 2020 19 June 2020 Subject: Entering into Transaction of Disposing of Subsidiary’s Machines for the Debenture Debt repayment (Additional information) To: President

1.0 0.9 Trade receivable 16,579 4.7% 15,219 4.3% Net debt to EBITDA (times) 0.9 0.9 0.8 Inventories 2,372 0.7% 2,104 0.6% Net debt & lease liability & Spectrum license payable to EBITDA 2.1 2.3 2.2

material information as follows: (1) provision that the liability of the unitholders is limited to an amount not exceeding the amount of the investment units that have not been paid to the management company