SAAM Energy Development Public Company Limited - 1 - 7 August 2020 Subject: Management Discussion and Analysis for the period ended 30 June 2020 To: The President The Stock Exchange of Thailand SAAM

providing services relevant to renting or using area, as the case may be. “SET” means the Stock Exchange of Thailand. Clause 2 This Notificaiton: (1) contains regulations to be used in conjunction with the

SAAM Energy Development Public Company Limited - 1 - 13 February 2019 Subject: Management Discussion and Analysis for the year ended 31 December 2018 To: The President The Stock Exchange of Thailand

Company Limited - Translation - Ref: IR61/007 26 February 2018 Re: Management Discussion and Analysis for Yearly Ending 2016 To: President The Stock Exchange of Thailand Pursuant to Jaymart Public Company

23_MDA Q3_2563 EN -Translation- No. ECF2 038/2020 16 November 2020 Subject: Management Discussion and Analysis of the 3rd quarter and 9-month period ended 30 September 2020 To President The Stock

IFA Jay Capital Advisory Company Limited SET The Stock Exchange of Thailand SEC The Securities and Exchange Commission Notification of the Acquisition or Disposition Notification of Capital Market

discussion and analysis for the year ended December 31, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of Wiik & Hoeglund Public

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) -Translation- 13 November 2018 Subject : Subsidiary’s related transaction (acquisition of machine and equipment) To : President The Stock Exchange of Thailand The

-Translation- Ref. No. PorBor. 050 / 2019 December 27, 2019 Subject: Entering into Transaction of Acquisition of Associate Company’s ordinary shares To: President The Stock Exchange of Thailand

MDA Q1_2018 (Eng.) May 7, 2018 Subject : Interim Management Discussion and Analysis of Q1/2018 Attention : President of The Stock Exchange of Thailand We attach herewith the financial statements of