The Stock Exchange of Thailand The Meeting of Board of Directors of WHA Utilities and Power Public Company Limited (“Company”) No. 8/2017 on 29 September 2017 passed a resolution approving the Company

disclose information on the said transaction to the Stock Exchange of Thailand (“SET”) in accordance with the Acquisition or Disposal Notification as follows: 1. Date / Month / Year of the Transaction After

สารสนเทศข่าว มติ BOD 5-60 Final 20171126 En No. NDR013/2017 Subject Resolution of the Board of Directors’ Meeting To President The Stock Exchange of Thailand Enclosure 1. Information Memorandum on 2

005/2017 24 November 2017 Subject: Informing on the acquisition of assets of ZIGA Innovation Public Company Limited Attention: The President The Stock Exchange of Thailand Attachment: Disclosure of

Discussion and Analysis for 3rd quarter ended as of September 30, 2020 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement

The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the 1st quarter of 2018. The MD&A would enable the

Page 1 of 2 No. ACC6101/003 January 22, 2018 Subject: Approval to enter into Contract to sell of Land (Revised) To: President The Stock Exchange of Thailand According to the Board of Director’s

May 15, 2019 Subject : Management Discussion and Analysis for quarter ended March 31, 2019 Attention : President The Stock Exchange of Thailand 1. Operating Performance 1.1 Revenues Consolidated

ที่ กม (TRANSLATION) No. Gor.Mor. 25/2561 May 15, 2018 President The Stock Exchange of Thailand Dear Madam, Transaction of Warehouse Lease with Related Persons The Board of Directors’ Meeting of

to the securities trading regulations to enhance market orderliness, as proposed by the Stock Exchange of Thailand (SET), with the key points as follows: (1) Increasing  the Dynamic Price Band on a per