% increase compare to the same period of previous year due to an interest received from current investment and revenue from sale of Printed Block. 2. Cost of sale , Profit margin For Quarter1 of the year 2019

increased by 22% yoy. This increase was driven by both non-social security and social security. Accelerated revenue growth from social security was not only due to the higher number of registered persons

. Due to this business has low gross profit margin, to build up more sales revenue will result in good net profit. Sales revenue The Company had total sales revenue of Baht 945.6 million in Q1/2020

(which is not a connected person of the Company and the subsidiary) with the total consideration of approximately USD 20 million (or approximately THB 660 million)1, part of it will be due at the closing

. Due to this business has low gross profit margin, to build up more sales revenue will result in good net profit. Sales revenue The Company had total sales revenue of Baht 954.8 million in Q3/2019

a rate of 3.00 percent per year, which will be payable on the maturity date or the date of early redemption of the bond in full, as the case may be. This shall take effect from 23 March 2025 (the

brand Other brand Sale Component by Brand 2 3. Selling and administrative expenses Selling and administrative expenses for 1Q18 were Baht 105.32 million, increased from 2017. The increase was mainly due

3.85%, mainly due to decreasing of account payable and other payable Baht 2.26 million or equivalent to 2.94 % (which decreasing in account payable and accrued laboratory expense) and decreasing in

Million Baht or 97.41 Million Baht increased (10.45 percent) when compared to same period of previous year as total revenue of 932.13 Million Baht due to more deliver on products  Profit from investment of

which decreased by 29.2 MB from December 31, 2018 due to the decrease of bank overdraft and short-term borrowings by 13. 0 MB, account payable and other payables by 21.0 MB, income tax payable by 3.8 MB