, medical device business is expected to be growth at an average rate of 8.5-10.0% per year. This growth will be supported by: (i) government policy, focused on promoting investment in the sector through the

Revised FY18 Guidance Service revenue (excluding IC & equipment rental) growth +3.9% YoY +3.5-4.5% YoY SIM and device sales growth +5.0% YoY Decline SIM and device sales margin -3.2% Near zero EBITDA margin

Summary Revenue In 2Q18, AIS had total revenue of Bt42,228mn, increasing 8.1% YoY and 3.2% QoQ mainly from growth in service revenue offset by softened SIM and device sales. Service revenue in 2Q18 was

17,347 18,454 18,905 9.0% 2.4% Reported EBITDA margin (%) 44.6% 44.8% 46.2% Guidance tracking 1Q18 FY18 Guidance Service revenue (excluding IC & equipment rental) growth +5.7% YoY +7-8% YoY SIM and device

be entitled to receive not less than 400 days’ compensation, compared to 300 days previously Revenue Breakdown Revenue growth YoY Sim&Device Sale IC&TOT Partnership Fixed Broadband Mobile business

1 1Q19 MD&A Advanced Info Service Plc. Executive Summary Mobile growth remained soft from ongoing price competition Overall mobile market in 1Q19 reflected industry's effort in gradually

in 2H18. Expanded fixed broadband and strengthened digital services AIS Fibre continued to grow healthily, despite intense competition, with revenue reaching Bt4,436mn, a 42% increase YoY. The growth

revenue recovered QoQ due to strong subscriber acquisition as well as demand driven by government stimulus package. Fixed broadband and Enterprise business continued its growth momentum driven by the

revenue of Bt33,293mn, improving 2.9% YoY and 1.6% QoQ, driven by strong growth in fixed broadband and non- mobile enterprise business together with a recovery of mobile business. Mobile business improved

1 3Q19 MD&A Advanced Info Service Plc. Executive Summary Mobile revenue driven by postpaid price adjustment In 3Q19, the postpaid segment continued its growth as we continued to adjust postpaid price