Company to entering into the Assets Sale and Purchase Agreement for Kitchen Plus Restaurant Franchise Business with Kitchen Plus 999 Co., Ltd. Attn.: President The Stock Exchange of Thailand NPPG (Thailand

., the subsidiary of the Company, and change in the accounting policy regarding the record of the land appraisal To: President The Stock Exchange of Thailand Attachment: Information Memorandum on the Asset

Cease Such Business to Connected Person Attn.: President The Stock Exchange of Thailand Enclosure Information Memorandum re: The Disposition of Assets Relating to the Business of Manufacturing Accessories

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

-1 - Translation - Ref. LPN/SorKor/217/2562 7th August 2019 Re: Consolidated Financial Statements Analysis Q2/2019 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co., Ltd

Management Discussion and Analysis 1 Ref: AC.017/2020 18 May 2020 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange

Translation CEN 016-2020 August 14, 2020 Subject Management Discussion and Analysis for business operation of Quarter 2/2020 To The Manager and President The Stock Exchange of Thailand Capital

entering into the transaction of acquisition and disposal of assets and the connected transaction To President The Stock Exchange of Thailand Enclosure Information Memorandum on the Acquisition and Disposal

., and Schedule for the EGM of Shareholders No. 1/2019 (Revised3) To: The President The Stock Exchange of Thailand Enclosure: 1. Information Memorandum of Hydrotek Public Company Limited on Disposal of

ng, Khon Ka ing paymen Kaen to NM ation memo ownership a Kaen, dated nceling the 2018 and N ldings, Am nsaction of on Kaen, to ector and M e Stock Exch ormation M ltimedia Gr e reference a Group Pu 8