No. ED-MD2020-0012 7 April 2020 Subject: Notification of the changing of the Meeting venue of the Annual General Meeting of Shareholders 2 0 2 0 and the progress of the water supply project to the

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended 2) To: The President The Stock Exchange of

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended 3) To: The President The Stock Exchange of

September 2017 Subject: Notification of the Board of Directors No.8/2017 and the date of the Extraordinary General Meeting of Shareholders No. 1/2017 (Amended) To: The President The Stock Exchange of Thailand

Subject Notification of the Board of Directors No.6/2018 Re: Convening the Extraordinary Shareholders’ Meeting No.1/2018; an Acquisition of Assets and Connected Transaction for the Entire Business Transfer

as a latest record date for the 2018 Annual General Meeting of Shareholders, N.Y.K. (Thailand) Company Limited holds 18.34 percent of the total sold shares of the Company). Shareholding Structure Prior

tangible assets of the company. Therefore, the transaction is considered a connected transaction which must be disclosed in accordance above, which the company must seek approval from the shareholders

employees of BBGI and its subsidiaries, and the date for the Company’s Annual General Meeting of Shareholders for Year 2018 Attention : President of the Stock Exchange of Thailand Attachment : Preliminary

Connected Transaction and the Scheduling of the Extraordinary General Meeting of Shareholders No. 1/2019 Attention : The President of the Stock Exchange of Thailand Enclosure : Information Memorandum on

the company. Therefore, the transaction is considered a connected transaction which must be disclosed in accordance above, which the company must seek approval from the shareholders' meeting to enter