1 --Translation- Sor Gor 85/2017 August 24, 2017 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2017 (Audited) To: The President The Stock Exchange of Thailand

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

1 --Translation-- Sor Gor 113/2017 November 9, 2017 Subject: Management Discussion and Analysis for the third quarter ended September 30, 2017 (Reviewed) To: The President The Stock Exchange of

the director of the company and member of the Audit Committee To Director and Manager The Stock Exchange of Thailand Reference is made to the resolutions of the Board of Director Meeting No. 3/2019 of

capability to serve the enterprise segment, especially in cloud area. As a result, enterprise non-mobile revenue in FY21 climbed 18% YoY and accounted for 3.2% of core service revenue. In addition, AIS

due to fully depreciated 3G network equipment offset with our continued investment of 5G network rollout. AIS invests with optimization and superior network quality in mind and expanded in the area with

Chomkamol Poompanmoung Acquisition Stock 0.0194 7.758 7.7774 24/03/2022 0.0194 7.758 7.7774   246017542203-1 7UP Mr. Ratchata Poompanmoung Acquisition Stock 4.7987 0.9226 5.7213 06/07/2021 4.7987 0.9226

. Nares Ngam-apichon Disposition Stock 20.0019 0.3787 19.6231 17/06/2020 20.0019 0.3787 19.6231   246004322006-1 MACO PLAN B MEDIA PUBLIC COMPANY LIMITED Disposition Stock 19.9557 9.9778 9.9778 14/05/2020

. Chutchaya Tritrakulchai Disposition Stock 33.3314 7.3438 25.9876 25/02/2020 33.3314 7.3438 25.9876   246002562002-1 OCEAN Mr. Teera Chutivarapon Acquisition Stock 9.1176 7.3438 16.4615 25/02/2020 9.1176

the Stock Exchange of Thailand CH. Karnchang Public Company Limited hereby informs the resolutions of the Board of Directors’ Meeting No. 1/2019 which was held on February 28, 2019 as follows: 1