net profit ratio (ROS) from 17.16% in the nine-month period of 2018 to 15.74% in the same period of 2019. The total expense to total revenue ratio increased from 13.55% in the nine-month period of 2018

R&B Food Supply Public Company Limited 24 February 2020 Re Management Discussion and Analysis for the year 2019 (Revised) Attn. The President The Stock Exchange of Thailand (SET) R&B Food Supply

R&B Food Supply Public Company Limited 24 February 2020 Re Management Discussion and Analysis for the year 2019 Attn. The President The Stock Exchange of Thailand (SET) R&B Food Supply Public Company

compare with the same period of previous year amount to Baht 0.94 million, decrease Baht 0.47 million or decrease 50.16%, since the company repaid the loan cause this expense has been reduced. 8. Share of

BOD Resolution Ref U. SET 008/2018 14 February 2018 Subject: Summary of Operating Performance and Financial Status for Quarter 4/2017 and for the Year Ended 31 December 2017 To: President The Stock

service cost as an expense in statement of comprehensive income due to the recognition of additional legal severance pay rates for employees who have worked for an uninterrupted period of twenty years or

17.27 18.78 (1.51) (8.04) Administrative expenses 18.79 19.34 (0.55) (2.84) Finance costs 0.41 0.00 0.41 100.00 Tax expense 3.50 5.90 (2.40) (40.68) Profit for the period 14.56 24.26 (9.70) (39.98) Net

November 11, 2020 Subject: Management’s Discussion and Analysis for the third quarter of 2020 To: The President The Stock Exchange of Thailand (SET) DOD Biotech Public Company Limited and its subsidiaries

29.51%. In accordance with the criteria of acquisition or disposal of assets for the listed companies, to notice to the SET is a Information Memorandum on Acquisition of Assets O.C.C. Public Company

. The highest transaction value of such transaction equals to 8.19 percent based on a total value of consideration paid basis, disseminated through the Stock Exchange of Thailand (the “SET”)’s system on