–2021 Balance by Quarter Change Q2–21 Q1–21 Q2–20 Q2–21 VS Q1–21 Q2–21 VS Q2–20 (Million Baht: MB) (MB) % (MB) % Total revenue 2,081.2 1,824.2 1,187.6 257.0 14.1 893.6 75.2 Total operating expenses

2018 Q3 2019 Increase/ (Decrease) 9M 2018 9M 2019 Increase/ (Decrease) THB mm THB mm % THB mm THB mm % Total Revenue/1 1,756.9 2,244.3 27.7% 7,227.4 9,121.4 26.2% Total Cost 492.6 916.3 86.0% 2,880.8

principally engage in distribution of product and equipment, design, assembly and installation, and maintenance service of pure water treatment system; including operate clinical business which dialysis

December 31, 2018 Financial Statement Consolidate financial statement % revenue from sales 2018 2017 increase(decrease) 2018 2017 Revenues from sales 175.66 295.89 (120.23 ) (40.63%) 100.00% 100.00% Cost of

Summary Significant Event Operating Highlights in Q4/2023 Q4/22 Q4/23 Change +/(-) 2022 2023 Change +/(-) (THB million) %YoY %YoY Operating Revenue 264 317 20% 938 1,217 30% Gross Profit 166 206 24% 592 789

Microsoft Word - MD&A FY17 EN (1) February 26, 2018 To President, The Stock Exchange of Thailand Subject Notification on the difference of revenue from sales and net profit YOY by more than 20

increased from Q2- 2022 and Q3- 2021. This is because in Q3-2022, there is revenue from the new equipment rental project that has just been gradually delivered in 2022. -3- Selling and distribution expenses

recognition of revenue in Q3/2019. Pop-Up Stores will become the Key Additional Distribution Channel in Q4/2019 As of 30 Sep 2019, there were altogether 38 operating branches in Thailand. According to the

and 2020 were 61.3% and 60.9%, respectively, decreased by 2.7% from Q4/2019 and 3.8% from 2019. • The decrease in gross profit margin was mainly due to the reduction in total revenue from sales in a

activities as well as manufacturing efficiencies. Selling and distribution expenses for FY2020/21 has reduced from FY2019/20 by Baht 16.4 million, in tandem with the reduction of revenue. Administrative