the Quarter ended March 31, 2018 To : Director and Manager Stock Exchange of Thailand Abico Holdings Public Company Limited would like explanation about the Company’s financial performance and operation

ABICO 009/KV/2017 May 11, 2017 Subject : Explanation on operation result for the Quarter ended March 31, 2017 To : Director and Manager Stock Exchange of Thailand Abico Holdings Public Company

ABICO 011/KV/2017 August 10, 2017 Subject : Explanation on operation result for the Quarter ended June 30, 2017. To : Director and Manager Stock Exchange of Thailand Abico Holdings Public Company

ABICO 01 /KV/2017 November 9, 2017 Subject : Explanation on operation result for the Quarter ended September 30, 2017. To : Director and Manager Stock Exchange of Thailand Abico Holdings Public

ABICO 012/KV/2017 November 10, 2017 Subject : Explanation on operation result for the Quarter ended September 30, 2017,(Edit) To : Director and Manager Stock Exchange of Thailand Abico Holdings

ABICO 002/KV/2018 February 2 , 2018 Subject : Explanation on operation result for the year ended December 31, 2017. To : Director and Manager Stock Exchange of Thailand As Abico Holdings Public Co

Page 1 of 2 Ref. GEL.CS.003/2561 27th February 2018 Subject: The disposition of warrants to purchase common stock of Millcon Steel Public Company Limited No.3 (MILL-W3) To: Director and Manager The

Financial Statements for the year ended June 30, 2020 and the Management's Discussion and Analysis (MD&A) of Yong Thai Public Company Limited and its Subsidiaries. To Director and Manager, The Stock Exchange

Manager The Stock Exchange of Thailand (SET) Dear Sir : The Board of Directors Meeting No. 5/2017 of Karmarts Public Company Limited was held on November 13, 2017 specifically to ratify the Loans provided

entitled to the right to attend the Extraordinary General Meeting of Shareholders No. 1/2019 (Record Date) To: Director and Manager The Stock Exchange of Thailand Reference is made to the notification which