20231030-ADVANC-MDA-3Q23-EN 3Q23 MD&A Advanced Info Service Plc. 1 Executive Summary 3Q23 illustrated AIS core business growth from quality focus despite low season challenges. 3Q23 Thai economy

support ?speculative? loans,  especially when speculative investments exceed or replace core business operation;          ? Collateral risk: collaterals for loan application should be meticulously appraised

ADVANC-MDA-1Q24-EN 1Q24 MD&A Advanced Info Service Plc. 1 Executive Summary Revenue base expansion from core business growth and acquisition of TTTBB 1Q24, Thai consumer confidence slightly improved

resulted in weak consumer spending, particularly on mobile services. However, remote working continued to provide decent demand for home broadband. Overall, AIS reported core service revenue of Bt32,770mn

competitive offering of fiber-to-home and the focus on cross selling to the existing mobile subscriber. FBB revenue in FY19 was Bt5,722mn, increased 29% YoY and accounted for 4% of AIS core service revenue. FBB

%YoY mainly from spectrum license acquisition and network expansion. • Regulatory fee was Bt5,320mn, flat YoY aligned with core service revenue with representing a stable ratio at 4.1% as FY20

compared to 52mTHB in Q1 2017 (Q1 2018 core EBITDA 59mTHB compared to Q1 2017 36mTHB) Net income: 21mTHB in Q1 2018 compared to 25mTHB in Q1 2017 Burnt lime sales: 93k Mt in Q1 2018 compared to 80 Mt Q1

and to create business cases for monetization in the future. Core service revenue ( Pre- TFRS 15) grew 2. 5% YoY with guidance maintained In summary, Pre- TFRS 15, AIS’ s core service revenue in 1Q19

1 2Q18 MD&A Advanced Info Service Plc. Executive Summary AIS continued to deliver revenue growth in all segments. In 2Q18, core service revenue, which excluded IC and equipment rental, was Bt33,464mn

relationship nature : I.C.C. International Plc. is the Company’s major shareholder with 19.73 % of shareholding ratio : Join major shareholders  Saha Pathana Inter-Holding Plc. - Shareholding ratio 22.49% in