result Million Baht 2017 2016 Sales 1,849.88 1,797.03 Cost of Sales 1,621.03 1,654.24 Gross Margin 228.85 142.79 Gain (loss) on exchange rates 23.44 (5.47) Other Incomes 27.42 14.34 Total Revenues 1,900.75

result Million Baht 2017 2016 Sales 1,915.39 1,727.45 Cost of Sales 1,723.37 1,572.70 Gross Margin 192.02 154.75 Gain (loss) on exchange rates 25.24 14.37 Other Incomes 15.30 12.71 Total Revenues 1,955.93

Quarter performance Unit: Million Baht 2019 2018 Sales Revenue 1,723.97 1,863.61 Cost of Sales 1,616.25 1,797.16 Gross Margin 107.72 66.45 Profit (loss) on exchange rates 31.98 72.27 Other Incomes 9.16

result Million Baht 2018 2017 Sales 1,905.09 1,849.88 Cost of Sales 1,756.98 1,621.03 Gross Margin 148.11 228.85 Gain (loss) on exchange rates (26.43) 23.44 Other Incomes 30.28 27.42 Total Revenues

result Million Baht 2018 2017 Sales 2,020.38 1,915.39 Cost of Sales 1,935.80 1,723.37 Gross Margin 84.58 192.02 Gain (loss) on exchange rates 42.47 25.24 Other Incomes 9.30 15.30 Total Revenues 2,072.15

The Securities and Exchange Commission (SEC) has considered it is appropriate to change the substitution holiday for New Year’s Day from 2 January 2024 to 29 December 2023, and to confirm that 30

Third Quarter result Million Baht 2019 2018 Sales 1,684.72 2,020.38 Cost of Sales 1,586.08 1,935.80 Gross Margin 98.64 84.58 Gain (loss) on exchange rates 21.83 42.47 Other Incomes 4.97 9.30 Total

company still has foreign exchange gains compared to US dollars. (Which is the main trading currency of the company) Cost of Sales for Q3 / 2020 and Q3 / 2019 was 347.60 million baht and 357.94 million baht

-Translation- M06/005/18 May 15, 2018. Subject Clarification of Q1/2018 Company Performance To The President of the Stock Exchange of Thailand Reference MDX Public Company Limited and its

online systems. and the company still has foreign exchange gains compared to US dollars. (Which is the main trading currency of the company) Cost of Sales for Q2 / 2020 and Q2 / 2019 was 400.98 million