9.8 10.3 10.1 10.5 Blended 10.1 10.9 11.4 11.5 12.1 Device Penetration 4G-handset penetration 57% 59% 63% 66% 69% Fixed Broadband Business FBB subscribers 676,700 730,500 795,000 855,400 937,000 FBB net

10.5 16.3 16.1 53% -1.1% Blended 12.2 17.0 17.2 41% 1.3% Device Penetration 4G-handset penetration 69% 75% 76% - - Fixed Broadband Business FBB subscribers 937,000 1,202,600 1,255,500 34% 4.4% FBB net

/month) Postpaid 15.1 17.0 18.8 24% 10% Prepaid 10.1 13.8 16.3 60% 18% Blended 11.5 14.7 17.0 47% 15% Device Penetration 4G-handset penetration 66% 74% 75% - - Fixed Broadband Business FBB subscribers

% Prepaid 16.1 17.3 20.9 21% 30% Blended 17.2 19.7 22.6 15% 32% Device Penetration 4G-handset penetration 76% 80% 81% - - Fixed Broadband Business FBB subscribers 1,255,500 1,535,900 1,668,900 33% 8.7% FBB

99 -12% -5.5% VOU (GB/data sub/month) Postpaid 17.0 21.6 22.6 33% 4.8% Prepaid 13.8 16.5 16.3 18% -0.8% Blended 14.7 18.0 18.2 24% 0.8% Device Penetration 4G-handset penetration 75% 77% 79% - - Fixed

/month) Postpaid 5.0 5.7 6.7 7.5 8.3 Prepaid 3.2 3.5 4.1 5.4 6.2 Blended 3.6 4.0 4.7 5.9 6.7 Device Penetration 4G-handset penetration 29% 35% 39% 42% 46% Fixed Broadband Business FBB subscribers 301,500

104 105 -11% 0.5% VOU (GB/data sub/month) Postpaid 16.6 19.8 21.6 30% 8.9% Prepaid 11.1 16.1 16.5 47% 2.4% Blended 12.7 17.2 18.0 42% 5.0% Device Penetration 4G-handset penetration 71% 76% 77% - - Fixed

The SEC Management introduces the new look of corporate website www.sec.or.th, featuring multi-device accessibility as well as more user-friendly experience for the public, investors and regulated

1 3Q17 MD&A Advanced Info Service Plc. Executive Summary AIS continued revenue growth momentum in 3Q17, attributed to both mobile and fixed broadband businesses. 3Q17 service revenue (excluding IC

% Blended 17.0 18.2 19.7 16% 8.2% Device Penetration 4G-handset penetration 75% 79% 80% - - Fixed Broadband Business FBB subscribers 1,202,600 1,431,900 1,535,900 28% 7.3% FBB net addition 112,200 95,000