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

20240205-ADVANC-MDA-4Q23-EN 4Q23 & FY23 MD&A Advanced Info Service Plc. 1 Executive Summary Achieved solid revenue growth from core business focus and TTTBB acquisitions. FY23, the Thai economy

%. SG&A in terms of % to revenue improved from 6.8% in Q1 2021 to 5.8% in Q1 2022. Core operating profit (defined as Earnings before Interests and Taxes exclude interest income, gain (loss) on exchange

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

, increasing 0.2% YoY, which is all-time highest number.  Total revenue from core business was Bt3,147mn, decreasing 5.7% YoY.  Number of “Boonterm kiosk” was 130,481, increasing 0.3% YoY.  Banking agent

1 Forth Smart Service Public Company Limited (FSMART) 1Q19 Management Discussion and Analysis Operational Summary in 1Q19  Net profit was Bt150mn, increasing 3.1% YoY  Total revenue from core

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

since mid of the quarter)  Net profit was B127mn, decreasing 15.4% YoY – from Covid-19 pandemic and effect of new accounting standard adoption of Bt1.41mn.  Total revenue from core business was Bt729mn

1 Forth Smart Service Public Company Limited (FSMART) 3Q19 Management Discussion and Analysis Operational Summary in 3Q19  Net profit was Bt144mn, decreasing 1.1% YoY.  Total revenue from core