Analysis Q2/2020 IR63/013 13 August 2020 Subject Management Discussion and Analysis for the second quarter ended 30 June 2020 Attention President The Stock Exchange of Thailand According to the resolution of

-1- AIT (VP-SEC) 003E/2023 16 February 2023 Subject: Management's Discussion and Analysis of Operating Results for the year 2022 and Q4-2022 To: The President of the Stock Exchange of Thailand

Pending Settlement, to be consistent with the Stock Exchange of Thailand’s operational guidelines, and international standards. Salient points include: 1. Non-resident (NR) who receives Thai Baht related to

and Exchange; “Stock Exchange” means the Stock Exchange of Thailand according to the Law on Securities and Exchange; “beneficial owner of derivatives traded by a client” means: (1) an owner or co-owner

Bond Dealer and Underwriter Others (Securities Business) Derivatives Agents Derivatives Dealer Stock Exchange/Futures Exchange TSFC/IDB Approval and Qualifications Approval and Standards Practice Code of

Disposal of Assets Transaction, and Acquisition of Assets Transaction To : Director and Manager The Stock Exchange of Thailand Enclosure Information Memorandum on Acquisition of Assets (Schedule (1)) of

offering of warrant to purchase ordinary shares of the Company to existing shareholders and joint ventures in subsidiary. (Edited) To: The President The Stock Exchange of Thailand Enclosure 1. Capital

measures to tame the volatility. At the same time, Thai stock markets plunged throughout the quarter amid investors’ risk-off sentiment and a slump in oil prices due to disagreement on oil production between

- 1 - AIT (VP-SEC) 005E/2019 February 26, 2019 Subject: Management's Discussion and Analysis of Operating Results for the year 2018 and Q4-2018 To: The President of the Stock Exchange of Thailand

- Translation - IR62/002 26 February 2019 Re: Management Discussion and Analysis (MD&A) for the year 2018 To: President The Stock Exchange of Thailand Overview and Factors Affecting Future Operating Results In