of income Unit : million Baht Year 2019 Year 2018 Changed (%) Income from sale pipe 897.77 890.38 0.83 Income from installation pipe 131.92 112.09 17.69 Incomes from the water management business

Limited (“the Company”) and its Subsidiary (“the Group”) would like to clarify the change in operating result for the second quarter ended 30 June 2019, which changed in revenue and net profit compared with

21.54% from the same period of previous year. The total revenue of each operating segments for the nine-month period ended 30 September 2019 of the Company and its subsidiaries had changed from the

Company Limited (“the Company”) and its Subsidiary (“the Group”) would like to clarify the change in operating result for the 2nd Quarter ended 30 June 2020, which changed in revenue and net profit compared

, which changed in revenue and net profit compared with the last year as follows: Statement of Comprehensive Income (Unit : Million Baht) Details Three-Month Period Nine-Month Period 30 Sep 19 30 Sep 18

Infrastructure services and the Project of selling computer servers and equipment to increase the efficiency of information systems of Social Security Office. In Q3–2021, the changed in cost of sales and services

changed in line with the same direction of revenue. When comparing Q2-2022 to Q2-2021, it found that the decreasing rate of operating expenses is similar to the decreasing rate of revenue. However

–2018 to Q4–2017, it had changed slightly, although the rate of decrease in revenue in Q1–2018 was quite different from Q4–2017. This is because in Q4-2017, revenue was recognized the projects that their

for the year ended December 31, 2018 as follows; Summarized of the Statement of income Unit : million Baht Year 2018 Year 2017 Changed (%) Income from sale and installation of the pipeline 1,002.45

construction of Industrial Estate Project TFD2, total Baht 92.52 million. Summarized of the Statement of income Unit : million Baht Year 2015 Year 2016 Changed (%) Year 2017 Changed (%) Sales 1,099.47 1,163.08