E280218 Our Ref: TL001/18 February 28, 2018 The Stock Exchange of Thailand 93, The Stock Exchange of Thailand Building Ratchadapisek Road, Dindaeng Bangkok 10400 Attention: The President Dear Sir

Our Ref: TL015/02 Our Ref: TL011/18 May 14, 2018 The Stock Exchange of Thailand 93, The Stock Exchange of Thailand Building Ratchadapisek Road, Dindaeng Bangkok 10400 Attention: The President Dear

investors will help drive stable and sustainable investments in the Thai capital market. These measures will ensure Thailand’s stock market remains fundamental to the nation’s sustainable economic growth.”

sales were at THB 6,328 million, where the growth was accelerated to +7.2% YoY. In domestic markets, beverages and personal care continued their growth momentum at 9.4% and 5.8% respectively, while

Our Ref: TL015/02 Our Ref: TL012/18 August 14, 2018 The Stock Exchange of Thailand 93, The Stock Exchange of Thailand Building Ratchadapisek Road, Dindaeng Bangkok 10400 Attention: The President Dear

undertaking as well as to protect investors? best interest.?The four key areas are:?1. Provisions on Stock Exchange: The proposed revisions include (1) granting the power to approve the rules on securities

MD&A - EN Report (Presentation) (1) 3Q24 MD&A Advanced Info Service Plc. 1 Executive Summary Sustaining core business growth alongside economic stability 3Q24 showed a modest growth in the Thai

26 February 2019 Subject: Management Discussion and Analysis for the Year Ended December 31, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

15 May 2018 Subject: Management Discussion and Analysis for the 3-Month Period Ended March 31, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company Limited

14 August 2018 Subject: Management Discussion and Analysis for the Six-Month Period Ended June 30, 2018 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company