No. WHAUP-CS014-2562 1 8 August 2019 Re Share Acquisition in Duong River Surface Water Plant JSC in Vietnam Dear President The Stock Exchange of Thailand WHA Utilities and Power Public Company
The Stock Exchange of Thailand Enclosure: Information Memorandum on the Asset Disposal, Schedule 1 of Rich Asia Corporation Public Company Limited Reference to the Board of Directors’ meeting of Rich
obligation: 26 August 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 October 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 23 November 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 November 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 30 November 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 25 December 2020 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 25 December 2020 2.1 ( ) Acquisition (✔) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify
obligation: 5 February 2021 2.1 (✔) Acquisition ( ) Disposition ( ) Through the Stock Exchange of Thailand via a securities company: Thai Securities company Foreign Securities company Big lot (please specify