1 Ref. No. IVL 007/08/2017 9 Aug 2017 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Reviewed Financial Statements and the Management Discussion and Analysis of

. Remark: The used exchange rate of THB 34.5092 per USD on this document was from the average foreign exchange counter rates quoted by commercial banks during 2 May 2017 to 26 May 2017 announced by the Bank

the lease agreements (TFRS 16). Executive Summary Q1/2020 Operating SummaryHighlights Note: 1. Since the Q1/2020, the company has changed the classification of expenses, therefore, the gross profit

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

1 2Q21 MD&A Advanced Info Service Plc. Executive Summary Prolonged economic impact from new phase of pandemic in 2Q21 As the new phase of pandemic re-emerged in the second quarter, we observed the

20220808-advanc-mdna-2q2022-en 2Q22 MD&A Advanced Info Service Plc. 1 Executive Summary Fading Covid-19 concerns drove 2Q22 economic recovery and AIS performance 2Q22 showed a continuous recovery in

revenue, HF also had foreign exchange loss and advisory fee revenue totaling loss Baht 1 million and hedging cost of Baht 10 million. In summary, total HF loss after cost of hedging was Baht 82 million 3

latter decreased in production due to the adjustment stock management to suitable with the decrease in HRC market price worldwide. - Gain on exchange rate was achieved of THB 193 million in Q2-2017, which

revenue, HF also had foreign exchange loss and advisory fee revenue totaling loss Baht 1 million and hedging cost of Baht 10 million. In summary, total HF loss after cost of hedging was Baht 82 million 3

1 --Translation-- Sor Gor 106/2017 October 20, 2017 Subject: Management Discussion and Analysis for the third quarter ended September 30, 2017 (Unreviewed) To: The President The Stock Exchange of