Comments on: “Trading costs on the Stock Exchange of Thailand” Authors: Charoenwong C., Ding D.K., Jenwittayaroje N. Comments on: “Risk-taking behaviour during downturn: evidence of loss-chasing and

The Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 3rd quarter of fiscal year 2021

No: AH 02022022 February 28, 2022 Subject: Management Discussion & Analysis (MD&A) for the financial statements of fiscal year 2021 ended as of December 31, 2021 To: The President The Stock Exchange of

President The Stock Exchange of Thailand Aapico Hitech Public Company Limited (“the Company”) would like to explain the consolidated financial statements of the Company for the 3rd quarter of fiscal year 2022

Page 1 of 2 Ref. GEL.CS.012/2561 25th April 2018 Subject: The disposition of warrants to purchase common stock of Millcon Steel Public Company Limited No.4 (MILL-W4) To: President The Stock Exchange

Page 1 of 2 Ref. GEL.CS.003/2561 27th February 2018 Subject: The disposition of warrants to purchase common stock of Millcon Steel Public Company Limited No.3 (MILL-W3) To: Director and Manager The

No. For.16/2018 July 16, 2018 Subject: Notification of the additional investment in M.K. Real Estate Development Public Company Limited To: The President The Stock Exchange of Thailand Finansa Public

No. TorDor. 79/2552 Re: Rules, Conditions and Procedures for Filing of Annual Financial Statements and Preparation of Reports of the Stock Exchange of Thailand _____________ By virtue of Section 16/6

ACC6207/003 25 July 2019 Subject Inform the progress of the sale stock in the subsidiary company To Director/ Managing Director The Stock Exchange of Thailand Refer to the company's letter No

Ref.No.IVL002/07/2018 19th July 2018 President The Stock Exchange of Thailand Subject: Acquisition of Packaging Business in Egypt Indorama Ventures Public Company Limited (“IVL” or the “Company”) would like to