Company’s operating performance in 2017 and 2016 is shown in the following table: FY2017 FY2016 % Change FY2015 % Change [Amount in Baht Million] Y-o-Y Y-o-Y [2017 VS. 2016] [2016 VS. 2015] Sales Revenue

summary of the Company’s operating performance in the second quarter of 2017 and 2016 is shown in the following table: 2Q17 1Q17 %Change 2Q16 %Change [Amount: in Baht Million] Q-o-Q Y-o-Y [2Q17 VS. 1Q17

. A summary of the Company’s operating performance in the third quarter of 2017 and 2016 is shown in the following table: 3Q17 2Q17 %Change 3Q16 %Change [Amount: in Baht Million] Q-o-Q Y-o-Y [3Q17 VS

September 30, 2019. The details are as follows; Operating Performance 1. Revenue Unit: Million Baht Information of period Consolidated Separate Value Change Value Change Q3.2019 Q3.2018 Value % Q3.2019

-1- November 29, 2018 Subject Change of payment method for investment in acquisition and sale of tap water in some areas of Phuket and some areas of Phangnga. To Director and Manager The Stock

exchange rate of receivable under finance lease agreement, gain(loss) on forward contracts, insurance claim and gain from business acquisition. Change QoQ Consolidated financial statements Change YoY 2

- 2020 Balance by Quarter Change Q2–20 Q1–20 Q2–19 Q2–20 VS Q1–20 Q2–20 VS Q2–19 (Million Baht: MB) (MB) % (MB) % Total Revenue 1,187.6 1,231.7 1,729.6 (44.1) (3.6) (542.0) (31.3) Total Operating Expenses

and its subsidiaries had the operation results for the year ended December 31, 2017 with the following details: unit: THB million 2017 2016 Change (THB mill.) Change (%) Revenue from Sales and Service

Revenues (Million Baht) Quarterly Change Six-month End June 30, Change 2/2019 2/2018 % 2019 2018 % Revenue from sales Domestic sales 89.4 119.8 (25.3) 177.8 226.4 (21.5) Export sales 325.9 375.4 (13.2) 621.7

(Million Baht) Quarterly Change Six-month End June 30, Change 2/2018 2/2017 % 2018 2017 % Revenue from sales Domestic sales 119.8 104.6 14.6 226.4 241.4 (6.2) Export sales 375.4 391.0 (4.0) 670.6 767.1 (12.6