-Sep) operating results based on its reviewed consolidated financial statements ended September 30, 2019 as follows. Highlights on Q3-2019 Operating results Unit : Million Baht Q3-19 Q3-18 Q2-19 % Change

. %Gross Profit Margin Business Overview 2019 Performance Unit : THB million Change Y2019 Y2018 (%) As Reported Total revenues 2,497 2,052 21.7% TKS 1,416 1,257 12.5% TBSP 1,081 795 35.9% T.K.S. Technologies

- 2019 Balance by Quarter Change Q2–19 Q1–19 Q2–18 Q2–19 VS Q1–19 Q2–19 VS Q2–18 (Million Baht: MB) (MB) % (MB) % Total Revenue 1,730.1 1,266.8 1,029.9 463.3 36.6 700.2 68.0 Total Operating Expenses

DISCUSSION AND ANALYSIS FOR PERIOD ENDED 30 SEPTEMBER 2017 3. Financial highlights (based on Thai FRS) Q3 2017 Financial Position Summary as of 30 September 2017 compared to Q3 2016: Q3 2017 Q3 2016 YoY change

declined because of high employee benefit expenses and utility costs last year. In 2019, the high employee benefit expenses were due to an amendment of a labour protection law that employees were entitled to

Q1-2022, resulting in the increasing rate of revenue in Q2-2022 is not very high when comparing in total revenue. Typically, the profit for the period changes in line with the change in revenue. When

– 2018 Balance by Quarter Change Q3–18 Q2–18 Q3–17 Q3–18 VS Q2–18 Q3–18 VS Q3–17 (Million Baht: MB) (MB) % (MB) % Total Revenue 1,053.3 1,029.9 1,633.1 23.4 2.3 (579.8) (35.5) Total Operating Expenses

ended 31 March 2018 and 2017 are as follows; Unit: THB million Q1-2018 Q1-2017 % Change 1. Revenue from sales and contract work 1.2 1.2 2.1% 1.1 Turnkey Total Solutions 1.2 1.2 2.1% 2. Revenue from

- 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

useful lives with reference to the Health Study Report from an independent engineering expert and the repair and maintenance of buildings, machinery and equipment. This is considered the Change in