quarter 2020 compared to the same period of 2019 To The President of the Stock Exchange of Thailand The Company would like to provide details of changes in profit and loss of the first quarter 2020 interim

Service income 148 2,428 (2,280) (94%) Sales income 60 744 (684) (92%) Total revenues 208 3,172 (2,964) (93%) Cost of services and sales (435) (1,965) (1,529) (78%) Gross profit (227) 1,208 (1,435) (119

would like to clarify for Quarter 2/2020 based on the company financial statement. The main items were as followed: Unit : Million Baht 2020 2019 %Increased (Decreased) Revenue from sales and services

) - (870.5) N.A.(

Finance Cost 20.73 26.69 (22.33) Net Profit 192.09 129.08 48.81 (Unit : Million Baht) Financial statements in which equity method is applied 2019 2018 % Change Sales and Service Income 2,055.48 1,892.88

profit of 2016 offset with dividend paid to its shareholders. Analysis of Cash Flow As of 31 December 2017 the Company and its subsidiaries’ Cash Flow Statement presented 5,213 MTHB of cash and cash

0.04 1.05 2,365.91 Income tax expenses (2.03) 1.86 (3.89) (209.14) Net profit (1.75) 15.77 (17.53) (111.16) Earnings before interest, taxes, depreciation and amortization (EBITDA) 17.06 33.63 (16.57

costs. - Net profit according to the financial statement decreased by Baht 1.81 million, or 7.99%, in Q2’18; and decreased by Baht 18.43 million, or 30.90%, in the six-month period. This resulted from the

three-month period ended 31 March 2020 which has been reviewed by the Auditor. The overall of the Company’s performance can be summarised as follows: (Unit : Thousand Baht ) Performance (Income Statement

Q1/2017 due to the declining in raw water sales volume) and Net profit attributable to Equity holders of the parent company was 302.67 million Baht, decreased by 61.26 million Baht or 16.83% compared