1 3Q18 MD&A Advanced Info Service Plc. Executive Summary Acquired 1800MHz license and expanded strategic distribution and services In Aug-18, AIS has secured additional 2x5MHz of 1800MHz license

contract term, profitability of the contract remains the same. By the Standard, key changes compared to prior to 2019, are as follows: a) Device subsidy previously recognized as handset loss will be

full-year is maintained. Acquired 700MHz spectrum to strengthen network leadership in both short and long term In June-19, NBTC held an allocation of 700MHz, of which AIS has won 2x10MHz bandwidth. The

resulted in reallocation between sales and service revenue as well as marketing expenses while device subsidy is capitalized as contract assets and amortized against the service revenue over the customer

, AIS fully expensed handset subsidy as either handset loss or marketing expense. With the effect of TFRS 15, key financial changes, compared to prior to 2019, will be as follows: a) Device subsidy

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

% 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

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

under other service revenues and device sales. As the acquisition value was higher than CSL’s net identifiable assets, AIS recognized the value difference as goodwill amounting to Bt2.8bn. With the

/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