decrease in total revenue 3.4% and can be summarized as following table. Description Total Revenue (MB) Y-O-Y Change Increase/(Decrease) Note 2016 2017 Sales 919.8 882.2 -4.1% The sales volume decreases as

Limited (“the Company”) would like to clarify on the change in the performance and the financial status over 20 percent for Q2/2019 ended June 30, 2019 of the Company and its subsidiaries as shown below

: Million Baht 2018 2017 Change Amount % Amount % Amount % Revenues from dental service 456.15 96.64 386.72 98.70 69.43 17.95 Other revenues 15.88 3.36 5.11 1.30 10.77 210.63 Total revenues from medical

/2017 and Q3/2016 in which generate constant growth of revenue and can be summarized as following table. Description Total Revenue (MB) Y-O-Y Change Increase/(Decrease) Note Q3/2016 Q3/2017 Sales 248.3

highlighted below; (Unit : Million Baht) Separate financial statements Q3/2018 Q3/2017 % Change Sales and Service income 462 514 (10) Cost of Sales and Services 363 405 (12) Selling and Administrative Expenses

/6 Performance Summary Q2/2562 Q2/2563 Change 6M/2562 6M/2563 Change value % value % Rental income 119.5 63.3 -56.2 -47.0% 246.3 161.1 -85.3 -34.6% Revenue from contracts with customers 30.9 32.3 1.4

: Million Baht) Consolidated financial statements Q2’ 2020 Q2’ 2019 % Change Sales and Service Income 333 511 -35 Other Revenue 8 4 100 Less Cost of Sales and Services 276 412 -33 Selling and Administrative

status for the Q2/2020 ended June 30, 2020 of the Company and its subsidiaries, as shown below: (Unit : Thousand Baht) Q2/2020 Q2/2019 Change %Change Revenue 255,560 229,355 26,205 11.43% Gross profit

Q1/2020 ended March 31, 2020 of the Company and its subsidiaries, as shown below: (Unit : Thousand Baht) Q1/2020 Q1/2019 Change %Change Revenue 212,967 236,732 (23,765) (10.04%) Gross profit margin

which have not yet recovered. The high liability affected the expense atmosphere to be sluggish. Cost of goods sold was 641.29 million baht or equivalent to 50.31% gaining from sales revenue which it