@halcyon.co.th No. CS-2563/003 27 February 2020 Subject: Management Discussion and Analysis for the Year Ended December 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

1/2 (Translation) Ref. HPIR 004/2018 February 28, 2018 Subject : Management Discussion and Analysis for the year ended December 31, 2017 To : The President The Stock Exchange of Thailand Duplicate

Stock Exchange of Thailand The Board of Director’s meeting No. 3/2020 of General Engineering Public Company Limited (“the Company”) held on May 15, 2020 has approved and verified the financial statements

SET LETTER Q2-2017 -1- Ref. POL. 103/2017 August 15, 2017 Re: Clarification of the Performance of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P

Microsoft Word - ACE MDA Q1 22 - EN - Final 1 No. ACE-ACC-2/2022 11 May 2022 Subject Management Discussion and Analysis for the period ended 31 March 2022 To President The Stock Exchange of Thailand

สรุปผลการดำเนินงานของบจ -Translation- February 13th, 2020 Subject: Management Discussion and Analysis for Quarter 1/FY2020 To: Managing Director The Stock Exchange of Thailand Inoue Rubber ( Thailand

Meeting of Shareholders No. 1/2019 To President Stock Exchange of Thailand Enclosure Information Memorandum for the Connected Transaction of G Steel Public Company Limited We, G Steel Public Company Limited

accordance with 15 percent or more but lower than 50 percent . On that basis, the Company is obligated to disclose information pertaining to the Class 2 transaction to the Stock Exchange of Thailand (“the SET

into Material Transactions Deemed as Acquisition or Disposal of Assets, and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of

to investors in private placement, the acquisition of assets and convening the Extraordinary General Meeting of the Shareholders No. 1/2018 (Revise) To : President, The Stock Exchange of Thailand