20231030-ADVANC-MDA-3Q23-EN 3Q23 MD&A Advanced Info Service Plc. 1 Executive Summary 3Q23 illustrated AIS core business growth from quality focus despite low season challenges. 3Q23 Thai economy

-Translation- No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for Extraordinary General Meeting No. 1/2019 (Additional) To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum...

-Translation- No. ECF2 005/2019 17 January 2019 Subject: Cancellation of the resolutions of the Board of Directors’ Meeting No. 13/2018 in relation to the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., the investment in the ordinary shares of S-TREK (Thailand) Co., Ltd., capital increase, and the issuance and allocation of the newly issued ordinary shares to the specific person under the private placement basis, and the schedule for 2019 Annual General Meeting of Shareholders...

: เกณฑ์การเสนอขายหุ้น PO ส าหรับบริษทัจดทะเบียนท่ีมลีกัษณะ การก ากบัดูแลกจิการ (corporate governance หรือ “CG”) ท่ีดีตามท่ีก าหนดในประกาศ (“เกณฑ์ fast track”) ซ่ึงเป็นเกณฑ์ท่ีผอ่นปรนกวา่เกณฑ์ PO แบบ normal

Core Businesses 7 3.1 Sustainable Development and Corporate Governance 7 3.2 Business Directions of KASIKORNBANK and the Wholly-owned Subsidiaries of KASIKORNBANK 8 3.3 Customer Segments and Services 8

1 Forth Smart Service Public Company Limited (FSMART) FY18 Management Discussion and Analysis Operational Summary in FY18 2018 Operational Summary  Total revenue from core business was Bt3,339mn

1 Forth Smart Service Public Company Limited (FSMART) 2Q19 Management Discussion and Analysis Operational Summary in 2Q19  Net profit was Bt145mn, decreasing 3.4%YoY  Total revenue from core

of sales, which is the Company's core expense, increased by Baht 50.60 million from Baht 566.76 million in Quarter 2/2016 to Baht 617.36 million in this year or an increase of 8.93% due to fluctuations

water, wastewater treatment and hydrogen and supplies its utilities to the Artlant PTA plant. PTA is a core strategic business of IVL and we are confident that over time the Portugal PTA plant will