9 August, 2018 Re Explanation and analysis of the Management for the 2nd. quarter of 2018 ended 30 June 2018 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 4/2561 of the

Three Month Period (Q2/2018) Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the Three Month period

the Three Month Period (Q2/2018) (Revised 1) Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A for the

months ended June 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the six-month period ended June 30, 2018 Operating

Analysis (MD&A) Report for the Three Month Period (Q3/2018) Attention: Directors and Manager, The Stock Exchange of Thailand N.D. Rubber Public Company Limited (“the Company”) would like to present the MD&A

12 November, 2018 Re Explanation and analysis of the Management for the 3rd. quarter of 2018 ended 30 September 2018 To Director and Manager, Stock Exchange of Thailand Whereas the Meeting No. 5/2561

-month period ended September 30, 2018 To The President The Stock Exchange of Thailand Management Discussion and Analysis Consolidated Financial Statements For the nine-month period ended September 30

November 11, 2019 SET-19-AC-004 Dear The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the nine months ended September 30, 2019 According to the

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

previous quarterly. To: The President The Stock Exchange of Thailand Not yet recovered from the economic fever, world trade war Pushed to become infected with a new strain of the corona virus The IMF expects