Re: Operational Control and Information Technology Security of Securities Companies Whereas in these days securities companies widely accept information technology as an instrument for securities

and secured environment in accordance with the manufacturer’s instructions (if any); 2.5 establish security procedures for physical media transfer from the operating areas. 5. Access Control 5.1

environment in accordance with the manufacturer’s instructions (if any); 2.5 establish security procedures for physical media transfer from the operating areas. 5. Access Control 5.1 Business Requirements of

Company’s operating cost in an amount of 10.15 million Baht in the previous year. Products of the Company: For Medical Devices Segment; The sales rise from the previous year although there is effected by

was Bt6,644mn, decreasing -1.7%YoY as D&A rose from new spectrum and expansion and decreasing -7.3%QoQ from unrealized foreign exchange loss and tax benefit in 4Q20. Market and Competitive Environment

to • Implement cost management programs • Improve working capital management to drive further growth in operating cash flows • Drive operational excellence and reliability • Reinforce customer centric

audited the 1Q/2024 financial statements ended May 31, 2024 which were audited by Deloitte Touche Tohmatsu Jaiyos Audit Company Limited. The operating performance is summarized as follows. Overview

Environment The mobile market environment in 2Q18 remained competitive. Postpaid segment continued its growth with more varieties of mid-tier handsets to encourage migration of prepaid to postpaid while

increased by Baht 1,498 million, partly due to expenses related to system developments and improvements in operational efficiency. In 2019, operating expenses amounted to Baht 54,963 million, falling by Baht

to a 20% reduction in IVL’s core EBITDA. Operating cash flow through this period increased by 33% to $1.3B, as a result of lower prices and operational excellence. IVL has proposed a dividend of