Advanced Info Service Plc. 8 2024 Guidance Core service revenue Around 13-15% EBITDA Around 14-16% CAPEX (exclude spectrum) Approx. Bt 25-26bn Core service revenue to grow around 13-15% In 2024, the growth

improved following on-going cost optimization and FY17 guidance maintained. AIS reported 3Q17 EBITDA of Bt17,589mn, +15% YoY and +2.8% QoQ, mainly due to revenue growth and controlled SG&A. YTD, AIS spent

revenue guidance while others maintained 3Q20 reported core service revenue was -6.8%YoY and flat QoQ from prolonged impact of pandemic. EBITDA ( pre- TFRS16) declined -11%YoY and -1.4% QoQ with continued

loss and high base of 2Q21 with one-time other income. Revised guidance from rising economic concerns Due to a rising concern on inflation, consumer spending, and continued intense competition, AIS

gross margin. Q4’19 Net profit* was at THB 823 million (+4.3% YoY). - 2019 Revenue from sales grew by 5.4% YoY, amounting to THB 25,611 million, aligned with our guidance. Taking out effect from exchange

expansion and spectrum acquisition. FY18 Guidance On 23 January 2018, the company has acquired 80.10% of CSL shares through tender offering, with an aim to strengthen the growth potential in enterprise

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

margin guidance of 45-47% is maintained with the 9M18 margin at 46.2%. Market and Competitive Environment The mobile fixed-speed unlimited offerings have continued to take on more subscribers, limiting the

digit driven by all business segments. EBITDA margin is expected to be stable while budgeted for CAPEX of Bt20-25bn (see guidance on page 6). Significant Event for FY19 Since 1 January 2019, AIS has

exchange rate in JPY of investments on solar farms in Japan. In 2020, PDI pursues its new business strategy under the guidance of Managing Director which the Board has given its support for further expand