) 0.54 2.03 1.60 Gross Profit margin (%) (10.69) (0.77) 2.83 Net profit margin to sales* (%) 15.19 (5.55) (1.51) Average return on equity** (%) 73.65 (154.97) (18.81) Average return on assets*** (%) 9.28

optimization. AIS reported a net profit of Bt29,086mn, increasing 12% YoY reflecting an improved operating performance, and a one-time gain from FX. 4Q23 & FY23 MD&A Advanced Info Service Plc. 2 FY23 Operational

2023 ADVICE - MD&A_En Total Revenue amounted to THB 13,524.76 million decreased by 6.05% Gross Profit amounted to THB 1,181.34 million decreased by 3.89% Net Profit amounted to THB 170.25 million

., Ltd., which involves the operation of oil pipeline extension to the northeast of Thailand, opening new opportunity in the oil pipeline business with good and long-term investment return. - Two projects

98% 626 624 0.3% Natural Resource Business Group 5/ (101) 145 -170% (81) -26% 21 24 -11% Others 6/ (75) (94) 20% (61) -24% (245) (190) -29% Net profit attributable to owners of the parent 370 528 -30

ratio4 % 85.09 157.27 (19.27) Net profit margin5 % 59.02 53.35 53.52 Return on equity % 11.03 12.55 17.67 Efficiency Ratio1 Return on total assets % 4.65 5.01 5.86 Total assets turnover times 0.08 0.09

1,494 8% EBITDA Bio-Based Product Business4/ 113 179 59 -48% -67% 259 238 -8% EBITDA Resource Business5/ 59 133 93 58% -30% 81 226 181% EBITDA Others 6/ (25) (25) (12) 54% 53% (25) (37) -48% Profit

151 66 -50% -56% 529 692 31% Natural Resource Business Group 5/ 16 (81) 94 470% 216% 286 117 -59% Others 6/ (24) (61) (92) (137) (282) Profit attributable to owners of the Company 1,471 1,856 (1,546

our plan to ensure 5G-compatible architecture and our focus to carefully balancing investment with return. Dividend policy at minimum 70% of net profit AIS is committed to driving long- term growth

cost control. Net profit ( pre- TFRS 16) declined - 23% YoY, - 6. 5% QoQ from unrealized foreign exchange loss and increasing D&A, while excluding foreign exchange effect net profit declined - 21% YoY