. The transaction value is below 15 percent criteria. Therefore, the Company is not required to disclose information on entering into the transaction to the Stock Exchange of Thailand (the “SET”). The

Translation EW/100/197/20 May 11, 2020 Subject: Notification of Resolutions of the Board of Directors Meeting for approval of the connected transactions of the Company. To: President The Stock

. To: President The Stock Exchange of Thailand The Board of Directors of Eastern Water Resources Development and Management Public Company Limited (“Company / EASTW”) at the meeting No.9/2020 held on May

laid out by the Stock Exchange of Thailand or other international standards such as Global Reporting Initiative (GRI). Disclosure format : The Company may choose to disclose or report material

May 10, 2018 Re : Management Discussion and Analysis (MD&A) For Quarter 1 / 2018 Attn : President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s

/2019 February 15 , 2019 Re: Management Discussion and Analysis (MD&A) For Year 2018 Attn: President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s

November 13, 2019 Re : Management Discussion and Analysis (MD&A) For Quarter 3 / 2019 Attn : President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s

/ 2020 February 21 , 2020 Re: Management Discussion and Analysis (MD&A) For Year 2019 Attn: President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s

August 10, 2017 Re : Management Discussion and Analysis (MD&A) For Quarter 2 / 2017 Attn : President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s

November 9, 2017 Re : Management Discussion and Analysis (MD&A) For Quarter 3 / 2017 Attn : President The Stock Exchange of Thailand Baan Rock Garden Public Company Limited wishes to clarify the Company’s