1 FY18 MD&A Advanced Info Service Plc. Executive Summary Maintained leadership in mobile business In FY18 competition in mobile industry remained elevated particularly on data pricing with fixed

incorporated to allow the investing public to access and benefit from the capital market. The said integrated strategic moves aim to contribute to the sustainable growth of the Thai capital market.  ?This

1 FY20 MD&A Advanced Info Service Plc. Executive Summary Mobile business affected by weak economy and competition in data pricing Slowdown in economic and business activities had been observed

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

all android handsets, to exhibit leadership in 4G. Handset subsidies remained stable and more targeted; however, the competition in fixed- speed unlimited plans has challenged an ability to increase

service quality and integrated bundling through service guarantee such as 24hr maintenance and on-time arrival. Mobile Business 2Q20 1Q21 2Q21 %YoY %QoQ Subscribers Postpaid 9,536,400 10,634,800 10,986,500

3Q21 MD&A Advanced Info Service Plc. Executive Summary Slight revenue improvement despite COVID restriction measures and continued competition During 3Q21, the economy remained subdue from COVID

661 6664-5 www.indoramaventures.com Ref.No.IVL001/01/2020 6th January 2020 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the Integrated Oxides and

661 6664-5 www.indoramaventures.com Ref.No.IVL005/12/2018 24th December 2018 President The Stock Exchange of Thailand Subject: Integrated PTA-PET assets at Corpus Christi Joint Venture Receives FTC

1 1Q19 MD&A Advanced Info Service Plc. Executive Summary Mobile growth remained soft from ongoing price competition Overall mobile market in 1Q19 reflected industry's effort in gradually