-month period ended September 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the nine-month period ended September 30

November 11, 2019 SET-19-AC-004 Dear The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the nine months ended September 30, 2019 According to the

14 November 2019 Re Explanation and analysis of the Management for the 3rd. quarter of 2019 ended 30 September 2019 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 4/2562

previous quarterly. To: The President The Stock Exchange of Thailand Not yet recovered from the economic fever, world trade war Pushed to become infected with a new strain of the corona virus The IMF expects

/2563 13 May 2020 Re Explanation and analysis of the Management for the 1st quarter of 2020 ended 31 March 2020 To Director and Manager, Stock Exchange of Thailand The Company would like to submit

previous quarterly. To: The President The Stock Exchange of Thailand COVID-19 outbreak that pressures global economies into recession Governments around the world therefore issue stimulus measures such as

/2563 13 Aug 2020 Re Explanation and analysis of the Management for the 2nd quarter of 2020 ended 30 June 2020 To Director and Manager, Stock Exchange of Thailand The Company would like to submit herewith

- Translation - 9 August 2018 Subject: Management’s Discussion and Analysis for the Operating Results of the Second Quarter of 2018 Attention: The President of the Stock Exchange of Thailand Exotic

demand for the new technology and the introduction of new 5G handset models at more affordable prices. For the fixed broadband, the market has maintained a substantial growth in consumer demand for remote

accelerated inflation and a decline in consumer purchasing power. Through challenges from various factors, AIS delivered core service revenue growth of 1.6% YoY, with the momentum of Fixed Broadband and