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

) acquisition of assets or services transaction with related person: Acquisition of 4 million ordinary share of Forth Smart Digital Co.,Ltd. (40% of registered capital) from Mrs. Rangsee Lerttripinyo connected

exercise of conversion rights of convertible bonds or share warrants shall not include shares provided for an offer for sale under the Notification concerning offer for sale of newly issued securities to

payment of assets. Number of underlying ordinary share Total number of issued and paid-up shares of the Company 90,000,000* x 100 986,210,468 9.13 The entering into the transaction constitutes an asset

Ref: FS 12/2017 30 November 2017 Subject Notification of the preferred share acquisition of Box24 Company Limited To President and Managers The Stock Exchange of Thailand Forth Smart Service Public

1” is 10 Baht/Share. 2. ZW has paid 2.50 Baht/Share which is the price that sell to “GP1”, thus 7.50 Baht/Share is required to be fully paid-up shares Source of fund: Total of 3,311,172.50 Baht is

price per share of up to Baht 335.29377 and total purchase price of Baht 270,000,000 and (2) acquisition of 67,106 shares from the existing shareholder, equivalent to 2.5 percent of the registered capital

strengthen the Company’s financial position and increase cash flow from operation of the group in the long term. 9. Source of fund Working capital from increase share capital and shares of WCI Holding PCL held

share of my audit clients or its related entities; 2. My immediate family members, including spouse and children, and I are not director, executive or representative of my audit clients or its related

spouse and minor children, and I do not hold any share of my audit clients or its related entities; 2. My immediate family members, including spouse and children, and I are not director, executive or