% Profit attributable to Owners of the Parent 2,251.9 1,980.9 13.7% Normalized Profit attributable to Owners of the Parent5 2,267.8 1,406.6 61.2% 1 Operating Revenue consists of Raw Water Sales, Industrial

operate the project and has profit as agreed during the period of agreement after Phase 2-4 start to operate water distribution. HECH would purchase more GS’s share in the future from exisiting shareholder

Period As Of Details EASTERN WATER RESOURCES DEVELOPMENT AND MANAGEMENT PCL. 2023 Reviewed Company Q2 30/06/2023 EASTERN WATER RESOURCES DEVELOPMENT AND MANAGEMENT PCL. 2023 Reviewed Consolidated Q2 30/06

-One coal-fired power plant, which account for 67% of the total Normalized Net Income decrease. In 2Q2020, GHECO-One continued solid operating performance with zero unplanned outage in 2Q2020. However

.  WHA ESIE 4 is scheduled to achieve COD in 2019 with capacity of water treatment plant 3,600 cubic meter per day and wastewater treatment plant 1,500 cuber meter per day Power  Solar Rooftop with a

No. WHAUP-CS025/2018 28 May 2018 Subject: Notification of Information Memorandum of Related Party Transaction in Relation to Right to Operate Water Utilities Business in WHA Hemaraj Industrial Zone 1

normal operation of the company. In addition, GS will hold 46.00% of the issued and paid-up shares of GS and control power in GS through the presence of the Company's directors. Water supply and

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

, compared to the same period last year, comes mainly from the increase in electricity generating to the EGAT’s system of hydro-power project due to the more amount of water while there was a drought in 2016

power project due to the more amount of water while there was a drought in 2016. Please be informed accordingly. Yours faithfully, (Mr. Pijayaphong Na Bangxang) President