1 Translation CEN 001-2021 March 1, 2021 Subject Management Discussion and Analysis for the year 2020 To The Manager and President The Stock Exchange of Thailand Capital Engineering Network Public

October 11, 2019 Re: Clarification of the operating results of company and its subsidiaries for the nine month periods ended September 30, 2018 To: Boards and Managements The Stock Exchange of

Exchange of Thailand According to Advance Connection Corporation Public Company Limited, the “Company” has submitted the financial statements of the Company and its subsidiaries for the 12 months period of

Acc.001/2563 February 24, 2020 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for the Year 2019 Dear Sir, S. Khonkaen Foods Public Company Limited

. OCMSET1905/002 May 8, 2019 Subject: Report the operating result for the year ended March 31 ,2019 by more than 20 percent. Dear Director and Manager The Stock Exchange of Thailand According to the resolution

November 10, 2017. Re: Management Discussion and Analysis for the period 3 months September 30, 2017. To: The Registrar, Stock Exchange of Thailand. Patkol Public Company Limited : Management

Management Discussion and Analysis for the first quarter ended March 31, 2019 Attention The President The Stock Exchange of Thailand Attachment Report and interim financial statement for the first quarter

SAAM Energy Development Public Company Limited - 1 - 9 August 2019 Subject: Management Discussion and Analysis for the period ended 30 June 2019 To: The President The Stock Exchange of Thailand SAAM

Ref. 66/2018 November 27, 2018 Subject : Waiver of rights to purchase ordinary shares of Dhipaya Bodin Co., Ltd. To : Director and Manager The Stock Exchange of Thailand The Board of Directors

Connected Transaction (the extend period for granted financial assistance) To: The President The Stock Exchange of Thailand G J Steel Public Company Limited (“the Company”) would like to report information on