104,000 -7.3% 9.5% FBB ARPU (Baht/user/month) 489 462 458 -6.4% -0.9% 3 2Q21 MD&A Advanced Info Service Plc. 1H21 Snapshot For 1H21, Core service revenue was 64,778m, decreasing -0.9%YoY, and reflected

9M21, AIS’ performance was in-line with the guidance, delivering a flat core service revenue due to on-going impact of the pandemic while reported slightly increase in EBITDA (+2% YoY). FY21 guidance is

enterprise information technology and operating systems for information security; (2) supervision, monitoring and examinaion of compliance with the policies, measures and the operating systems under (1); (3

enterprise information technology and operating systems for information security; (2) supervision, monitoring and examinaion of compliance with the policies, measures and the operating systems under (1); (3

Companies (AIMC), and the Thai Investors Association (TIA). Moreover, the SEC has set the directions for enhancing supervision on information disclosure of listed companies and on performance of duties of

compliance supervision throughout the approval period of the auditor. Sincerely, (Signature

compliance supervision throughout the approval period of the auditor. Sincerely, (Signature

of consideration of my application and supervision of my duty performance throughout the approval period. For your kind consideration. Yours Sincerely, Signature

of consideration of my application and supervision of my duty performance throughout the approval period. For your kind consideration. Yours Sincerely, Signature

supervision C: Cybersecurity A: เสริมสร้างความ https://www.sec.or.th/TH/Documents/strategicplan/strategy-2566-01.pdf PowerPoint Presentation เสริมศักยภาพทางเศรษฐกิจของประเทศ • ปรับปรุงหลักเกณฑด์้านเงินทุนของผู้