Acc. 006/2019 November 11, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 3/2019 Dear Sir, S. Khonkaen Foods Public Company

27 April 2021 To: The President The Stock Exchange of Thailand Re: Q1-2021 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

27 April 2020 To: The President The Stock Exchange of Thailand Re: Q1-2020 Operating Results We, Delta Electronics (Thailand) Public Company Limited (the “Company”) would like to notify the Company’s

(Ending September 30, 2019) To Director and Manager of the Stock Exchange of Thailand Ubis (Asia) Public Company Limited (“the Company”) would like to clarify on the performance and the financial for Q3

market for each of the last three financial years. 3. A description of the seasonality of the issuer's main business. 4. A description of the sources and availability of raw materials, including a

80.21 million or 2.22% down from 2017; primarily from decreasing in raw materials in transit and rearing chicken. The inventory turnover period was 5 days, remained the same as 2017. The Company and its

-1- Ref. POL. 028/2020 February 25, 2020 Re: Management Discussion & Analysis of S & P Syndicate Public Company Limited Dear The President The Stock Exchange of Thailand S & P Syndicate Public

(Translation) NEP-AC 001/2560 10 August 2017 Subject : Management Discussion and Analysis for 2nd Quarter ended 30 June 2017 To : The President The Stock Exchange of Thailand Operating Result NEP

: 0107556000248 No. (SUTHA-SET) 030/2017/Eng 10 November 2017 Subject: Management Discussion and Analysis for period ended 30 September 2017 To: The President of the Stock Exchange of Thailand Attachment

-months period ending 31 March 2019 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are pleased to provide you our management discussion and