-1- AIT (VP-SEC) 030E/2019 November 7, 2019 Subject: Management's Discussion and Analysis of Operating Results for Q3-2019 To: The President of The Stock Exchange of Thailand Summary of Operations Q3

1 1Q18 MD&A Advanced Info Service Plc. Executive Summary Expand into potential growth areas of enterprise and mobile money AIS has executed two strategic deals totaling Bt4.2bn of cash transactions

of the Company and its subsidiaries for year 2019 which has been audited by auditor are as follows: Table 1: Financial Summary for the year 2019 Unit: Million Baht 2019 2018 Increase (Decrease

, equivalent to 5.7% and 6.3% of total revenue, respectively. Summary of selling and administrative expenses are as follows: Description Selling and Administrative expenses ( THB MB ) Y-O-Y Change Increase

sustainable manner, with strong corporate governance and social responsibility. Table1: Financial Summary for the year 2017 Unit: Million Baht 2017 2016 Increase (Decrease) % Change Sales income 59,888.32

reclassification of the revenues, cost of sales, cost of rental and services, and SG&A. However, there is no impact on the net profit as follows: Table 1: Financial Summary for the three-month period of the year

% and 7.8% of total revenue, respectively. Summary of selling and administrative expenses are as follows : Q-O-Q Change Increase/(Decrease) Q1/2017 Q1/2018 Selling expenses 3.7 4.0 8.1% Mainly caused from

Power MahaNakhon Company Limited ("KPM") earlier this year, such transaction caused the change of the lessor of the MahaNakhon Cube Building from the Company’s subsidiary to KPM including change of rental

are explained as follows; Separate Financial Statement Q1/2019 Q1/2020 Change MB % MB % MB % Rental Income 126.9 81.2% 97.7 59.2% -29.1 -23.0% Revenue from contracts with customers 29.4 18.8% 67.4 40.8

auditor, are as follows: Table 1: Financial summary for the three-month period of the year 2021 and 2020 Unit: Million Baht Q1’2021 % Of Revenue Q1’2020 % Of Revenue Increase (Decrease) % Change Revenue