อมูล ผานเครือขาย รวมถึงพัฒนาระบบใหสอดคลองกับเทคโนโลยีที่มีการเปลี่ยนแปลงอยางรวดเร็ว 1.1.2 ระบบรักษาความปลอดภัยสํ าหรับเครือขายและแมขายคอมพิวเตอร (network & host security) ไดแก การติดต้ังระบบ

% YoY and 0.4% QoQ with 322k net subscribers added while 4G penetration continued to rise to 63% . Nonetheless, with our focus on brand and network investment, we continued to see improving perception

and strengthen 4G 5G network based on 2600MHz has been rolled out in high data usage area in 77 cities with over 4,000 base stations, and already met NBTC roll out requirement of 50% of EEC area. By end

&A 1Q 2018 (ended 31 March 2018) 14 MAY 2018 IMPORTANT EVENTS IN 1Q 2018 - After the first introduction of 21 large-format digital screens (also known as CBD LED network) back in July 2017, MACO has

of Contents Page 1. Audit Firm profile 1 2. Network firms of the Audit Firm 4 3. Internal management of the Audit Firm 5 4. Inspection results on quality control system by other agencies (if any) 5 5

. (UNOFFICIAL TRANSLATION) (Revision 2015) Table of Contents Page 1. Audit Firm profile 1 2. Network firms of the Audit Firm 4 3. Internal management of the Audit Firm 5 4. Inspection results on quality control

Management Discussion and Analysis, Q1/2020 Page 1/4 JMT Network Services Public Company Limited - Translation - Ref: IR63/009 13 May 2020 Subject: Management Discussion and Analysis, 1st Quarter

- TFRS 16) was Bt28,423mn, declined -8.9%YoY while CAPEX was Bt35bn for 5G/4G network and FBB in-line with guidance. For FY21, AIS aims to strengthen leadership with 5G service to capture high- value

guidance of +7-8% YoY. In 1Q18, AIS spent Bt6.5bn of CAPEX to deliver quality 4G network and has been active in reinforcing brand image especially via online media. As a result, mobile business grew 3.1% YoY

network on the contiguous 2x20MHz bandwidth on 1800MHz, giving 15- 30% speed increase for all 4G users. With the current spectrum portfolio comprising 900/1800/2100MHz, we aim to continue delivering leading