unlawful gains for themselves or another person which caused damage to EARTH or others obtained benefit. In this regard, they jointly had the resolution in Board of Directors (“BOD”) Meeting No. 1/2563 to

Extraordinary General Meeting of the Shareholders No. 2/ 2 5 6 1 , Land purchased from the connected person and sell in investment of the subsidiary (Revised 2) Attention The President The Stock Exchange of

Page 1 of 11 No. RJH – SET 4/2018 26 February 2018 Subject : Resolutions of the Board of Directors’ Meeting on acquisition of additional shares in the subsidiaries, dividend payment, and schedule of

-Translation- No. ECF2 044/2561 3 December 2018 Subject: Notification of the resolutions of the Board of Directors’ Meeting approving the investment in purchasing the ordinary shares of S-TREK

. 0355/2020 January 23, 2020 Re: Notification of the Resolution of the Board of Directors' Meeting and the Invitation to the Extraordinary General Meeting of Shareholders No. 1/2020 To: The President The

1 August 17, 2018 Subject: Notification of the Resolutions of the Board of Directors’ Meeting and Determination of the Date of Extraordinary General Meeting of Shareholders No. 1/2018 To: President

Extraordinary General Meeting of the Shareholders No. 2/ 2 5 6 1 , Land purchased from the connected person and sell in investment of the subsidiary (Revised) Attention The President The Stock Exchange of

สิ่งที่ส่งมาด้วยลำดับที่ 1 1 Information Memorandum of the Acquisition of Assets (IM1) of Dimet (Siam) Public Company Limited According to the resolution of the Board of Directors’ Meeting No. 3/2018

-Translation- Ref. No. PorBor. 001 / 2020 January 6, 2020 Subject: Notifying the resolution of the Board of Directors’ Meeting and Schedule of Entering into Transaction of Disposing of Subsidiary’s

the Requirement to Make the Tender Offer for all Securities of the Business by Virtue of the resolution of the Shareholders’ Meeting (Whitewash), Appointment of the Independent Financial Advisor and