Microsoft Word - Q3-19 MDA SET 2019 EN Page 1 of 2 November 8, 2019 Re: Management Discussion and Analysis for Quarter 3/2019 (September 30 ,2019) To: Director and Manager of the Stock Exchange of

amount 0.07 million baht caused by the decrease of interest from the vehicle hire purchase agreement. Please be informed accordingly. Miss Kanoknart Ratanasuwanachart Board of Director Authorized Persons

EKH, which is considered to be related persons. The same director names are as follows; 1) Mr. Sanan Eksangkul 2) Ms. Petcharat Eksangkul 3) Mr. Sanit Eksangkul 4) Mr. Wichai Eksangkul 5) Ms. Sirinun

14 November 2019 Re Explanation and analysis of the Management for the 3rd. quarter of 2019 ended 30 September 2019 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 4/2562

relating to such transaction nor obtain the shareholders’ approval therefor. Please be informed accordingly. Sincerely yours, (Mr. Nathapan Siriviriyakul) Director and Deputy Chief Executive Officer - KTIS

Percentage of shareholding (%) 1 Forth Corporation Plc. - 99,998 50.00 2 Mr. Pongchai Amatanon The Company’s director/ shareholder 1 - 3 Mr. Pattanan Amatanon One of the sons of Mr. Pongchai Amatanon 1 - 4

shares Percentage of shareholding (%) 1 Forth Corporation Plc. - 99,998 50.00 2 Mr. Pongchai Amatanon The Company’s director/ shareholder 1 - 3 Mr. Pattanan Amatanon One of the sons of Mr. Pongchai

, 2020 Re: Clarification of 2nd Quarter 2020 operating results that posted a difference greater than 20% from the preceding year To: Director and Manager the Stocks Exchange of Thailand World corporation

(Translated) February 18, 2020 Ref FSS 024/2020 Subject: Clarification of Company’s Operating Result for the year ended December 31, 2019 To The President and Director The Stock Exchange of Thailand

/2008 11. Notification of the Office of the Securities and Exchange Commission Guidelines for Application and Approval for Appointment of Person to be Director and Executive of Derivatives Business