% 4.6% -1.4% 3.9% 6.0% -2.1% Stock Gain/(Loss) & NRV -149 -425 -65% -233 -36% -382 -458 -17% Adjusted EBITDA(1) 286 653 -56% 444 -36% 730 998 -27% Adjusted EBITDA Margin (%) 6.8% 13.5% -6.7% 9.6% -2.8

0 ] Ref. No. IVL 001/05/2021 6 May 2021 The President The Stock Exchange of Thailand Subject: Submission of Quarterly Review of Financial Statements and the Management Discussion and Analysis of

แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS020/2018 May 10, 2018 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for the

1 10 November 2017 Subject: Explanation of operating result in the financial statement ended 30 September 2017 To: Directors and Managers of the Stock Exchange of Thailand With reference to the

President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 2nd quarter of 2019. The MD&A would enable the

ที่ ITV / 2545 - Translation - AIS-CP 015/2020 18 June 2020 Subject: Establishment of new joint venture and subsidiary company To: President The Stock Exchange of Thailand Advanced Info Service Plc

จดหมายชี้แจงq363e November 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 September 2020 Summary onThird Quarter result

จดหมายชี้แจงq263e August 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2020 Summary on Second Quarter result

or down 17% driven by increasing of crude palm oil supply. The stock of crude palm oil in September 2019 reached to 514,375 tons. On the domestic methyl ester demand in 3Q/2019, it was estimated to be

. Solid demand for home connectivity driven by pandemic AIS Fibre, fixed broadband business (FBB), continued growing strongly with subscriber growth of 29% vs overall market growth of 10-12% driven by