Corporation Public Company Limited (the “Company”) informed the Stock Exchange of Thailand (SET) of the progress of investment in the Biogas Power Plant Project on November 12, 2019 that the Company has

1 / 2 IR.019/2017 15 August 2017 Re: Clarification on the change of profit and loss statement To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the

Blank No. 10000/065/2018 13 July 2018 Subject: Disposition of Shares in Nido Production (Galoc) Pty. Ltd. by the Subsidiary Attn.: President The Stock Exchange of Thailand The Board of Directors of

Rich Asia Corporation Public Company Limited and subsidiaries would like to clarify the results of the year ended June 30, 2018 according to the regulation of The Stock Exchange of Thailand as follow: 1

operating results change from the same period last year by more than 20% To: President The Stock Exchange of Thailand Rich Asia Corporation Public Company Limited and subsidiaries would like to clarify the

Subsidiary’s Machines for the Debenture Debt repayment To: President The Stock Exchange of Thailand Reference: Letter of Rich Asia Corporation Public Co., Ltd. No. PorBor. 001/2020 dated January 6, 2020 and

Page 1 of 2 No. ACC1903/001 March 1, 2019 Subject: Approval to enter into Contract to sell of Common Stock To: President The Stock Exchange of Thailand According to the Board of Director’s Meeting No

COMPANY LIMITED Please enter search criteria Search Company IRC: INOUE RUBBER (THAILAND) PUBLIC COMPANY LIMITED IRCP: INTERNATIONAL RESEARCH CORPORATION PUBLIC CO., LTD.   Reset INOUE RUBBER (THAILAND

: INTERNATIONAL NETWORK SYSTEM PUBLIC COMPANY LIMITED JMT: JMT NETWORK SERVICES PUBLIC COMPANY LIMITED KWM: K. W. METAL WORK PUBLIC COMPANY LIMITED NEWS: NEWS NETWORK CORPORATION PUBLIC COMPANY LIMITED PERM

., Ltd. To: President The Stock Exchange of Thailand Enclosure: Information Memorandum regarding the Acquisition of Asset of Demeter Corporation Public Company Limited The Meeting of the Board of Directors