3Q21 MD&A Advanced Info Service Plc. Executive Summary Slight revenue improvement despite COVID restriction measures and continued competition During 3Q21, the economy remained subdue from COVID

’ lifestyles.The public and stakeholders are cordially invited to visit the new www.sec.or.th and give a feedback on the web contents at the end of each page to the SEC for further improvement of web user

principles and changing advanced technologies. The proposed revisions would apply to future exchange, derivative clearing house, securities clearing house and securities depository with regard to improvement

. The SEC has also established action plans for continuous improvement and development to achieve its mission and better meet the needs and expectations of stakeholders on an ongoing basis,” said Mr

warrants exercise  LTM 3Q18 Operating Cash Flow of $1,037 million  Net Operating D/E ratio 0.53x; Rating Upgrade to AA- with “Stable Outlook”  2019 Guidance reaffirmed; attractive and accretive production

and administrative expenses increased by Baht 2.12 million or 2.59% the main reasons are the expenses incurred from the expansion of subsidiaries, staff cost and expenses of hospital quality improvement

foundation improvement for Huay Bong 2&3 Wind Farm at June 30, 2017 are as shown in the table. Description Estimated total improvement cost (until year 2016) Estimate and cost for accounting recorded in 2017

by 3.4 mil. baht. - Total expenses increased 9% mainly due to: 1) Cost of rental and service was up by 2.6 mil. baht or 7% as depreciation expenses increased from investment to upgrade office buildings

the sale growth of products during the period as compared. However, the Company has shown continuing effort to improve its net profit margin and is still expecting for an upgrade performance in the

consideration for the second half of the year and is still aiming for an upgrade performance in the new coming years. Please be informed accordingly Sincerely Yours, ----------------------------------- (Mr