(Translation) UAC.CS/002/2019 February 28, 2019 Subject: Explanation of the operating results for the year period ended December 31, 2018 To: President The Stock Exchange of Thailand Attachment

offering of warrant to purchase ordinary shares of the Company to existing shareholders and joint ventures in subsidiary. (Edited) To: The President The Stock Exchange of Thailand Enclosure 1. Capital

Exchange of Thailand Oishi Group Public Company Limited and subsidiaries clarify consolidated operating results and consolidated financial statements for 2017, ended September 30, 2017 as the followings

results for the nine-month period of 2019, change of rate more than 20 percent Dear Director and Manager The Stock Exchange of Thailand According to the resolution of the Board of Directors of DOD Biotech

049-E 1/2 RC 049/17 10 November 2017 Subj. : Report on the Company’s operating results for the third quarter of the year 2017 To : President of the Stock Exchange of Thailand The Board of Directors

to the Stock Exchange of Thailand (the “SET”) until the Company and the Purchaser has signed the Land and Buildings sale and purchase agreement and the security deposit as agreed in the amount of THB

(Translation) UAC.CS/015/2020 August 14, 2020 Subject: Explanation of the operating results for the second quarter period ended June 30, 2020 To: President The Stock Exchange of Thailand Attachment

Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the year 2018. The MD&A would enable the investors to better

(Translation) UAC.CS/003/2020 February 27, 2020 Subject: Explanation of the operating results for the year period ended December 31, 2019 To: President The Stock Exchange of Thailand Attachment

Feb 23, 2018 Subject: Management Discussion and Analysis for Year Ended December 31, 2017 To: Listing Department, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and