) was Bt32,455mn, +6.0% YoY and +0.9% QoQ, resulting in YTD growth of 5.5%. Increasing 4G penetration (42%) and data usage (5.9GB/data sub/month) improved mobile revenue to stand at Bt31,569mn, +3.9% YoY

1 Executive Summary AIS continued to build on leadership in mobile data through improved 4G quality and brand perception. In 1Q17, CAPEX of Bt11.5bn was spent to strengthen 4G network quality through

1 2017 MD&A Advanced Info Service Plc. Executive Summary In 2017, mobile business improved from stronger 4G positioning amidst competitive environment. Competitive landscape remained challenging in

for reference. The SEC, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification

undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification of the Office of the Securities and Exchange

. The SEC, Thailand cannot undertake any responsibility for its accuracy, nor be held liable for any loss or damages arising from or related to its use. ---------------------- Notification of the Office

1 2Q19 MD&A Advanced Info Service Plc. Executive Summary Competition in mobile saw an improvement In 2Q19 the price competition in mobile industry had improved with fixed speed unlimited data pricing

aggressive campaigns remained in targeted areas. After completing spectrum auctions in 3Q18, overall 4G networks have improved following the deployment of the additional bandwidth, which is expected to help

2017 which is in line with an increase in revenue and improvement on EBITDA margin. • EBITDA margin improved to 27.7% in 2017, primarily due to high efficiency of our new power plants became commercial

controlling person of SSNL who provides funding for SSNL’s tender offer of SSC shares, Mr. Narin Usanawarong certified the completion and accuracy of the information provided in Form 247-4. SEC Act S.300