Acc. 003/2019 May 13, 2019 To: The President The Stock Exchange of Thailand Subject: Management discussion and analysis (MD&A) for Quarter 1/2019 Dear Sir, S. Khonkaen Foods Public Company Limited or

/ Thai CAC  3/ n/a SET ESG Ratings 4/ SET ESG Ratings n/a Ranking by Industry Business 4/ Company Profile 4/ Field name Detail Address CHAMNAN PENCHAT BUSINESS CENTER BLDG, FLOOR 29, 65 RAMA IX ROAD, HUAI

ESG Ratings 4/ SET ESG Ratings n/a Ranking by Industry Business 4/ Company Profile 4/ Field name Detail Address 2445/19,21 Tararom Business Tower, 14th Floor, New Petchburi Road, Bangkapi Sub-district

1188 FAX : +66 (0) 2625 1103 www.jubileediamond.co.th CS011/2018 August 7th, 2018 Subject : Connected Transaction Attention : The President The Stock Exchange of Thailand The Board of Directors' Meeting

The SEC has found numbers of cases of online fraudulent actions involving the unauthorized use of names, logos, executive or staff images of the SEC, the capital market business operators as well

instrument for fundraising and financial management. The project encourages SMEs to make use of the capital market to access diverse fund resources for business expansion and management in preparation for the

ACC1/18-042 6 September 2018 Subject : The Information of a Disposition of Assets of the Subsidiary (Revise) To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public Company

Bangkok, 19 September 2018 ? The SEC teamed up with the Stock Exchange of Thailand and the Securities Investors Association (Singapore) to organize an international seminar on ?Building Trust in a

right to purchase, or to convert those securities into, shares of such business; (2) “Business” means a company whose shares are listed on the Stock Exchange; (3) “SEC Notification No. KorChor. 53/2545

the stock price of Demeter Corporation Public Company Limited (“the “Company”) during the recent period. The Company would like to inform that its business operation remains as usual. There is no