addition 93,100 83,300 99,000 6.3% 19% FBB ARPU (Baht/user/month) 446 407 407 -8.9% —% Classification: Internal 1Q23 MD&A Advanced Info Service Plc. 3 1Q23 Financial Summary Revenue In 1Q23, AIS recorded a

Commercial Operation Date Within Quarter 1/2019 Expected Capital Expenditure THB 40 mn Source of funding apart from Capital Increase Internal cashflow and loan from financial institution Total Project Cost THB

. SEC Classification : ใชภ้ายใน (Internal) FORM 56-1 One Report (Attached to Notification No. Tor Jor. 55/2563) Applicable to the Financial Year Ending 31 December 2021 onwards Annual Registration

Control | - |- Compliance / Internal control | - |- Information Technology |- Internal operation of Securities Companies | - |- Outsourcing Services | - |- Appoint service provider OR marketing

companies were also required to submit their Q1/2015 financial statements urgently. Also, AIE must submit the opinion of audit committee on internal audit report concerning cost of sales and inventories which

Requirements | - |- Online Submission | - |- Standard Practices | - |- Risk Control | - |- Compliance / Internal control | - |- Conflict of interest | - |- Complaint Handling | - |- Information Technology

factual misstatements, limitations of the accounting systems, insufficient internal coordination, and the lack of awareness of the role and duties of the chief financial officer (CFO) and accountants in

financial statements on cost of sales and inventories which revealed lack of efficiency and reliability of AIE internal control system. The auditor was thus unable to gather sufficient evidence for such

auditor?s findings in the audit of the company 2014 financial statements on cost of sales and inventories which revealed lack of efficiency and reliability of AIE internal control system. The auditor was

Building Confidence in the Capital Market No. 63/2015 No extension for submission of TIES’ 2014 and Q1/2015 financial statements Bangkok, May 22, 2015 – The SEC did not grant Thai Industrial