Registration No. : 0107535000371 No. L041/2018 8th November 2018 Subject : The explanation of operating results for the 3rd quarter 2018 Attention : The President The Stock Exchange of Thailand Dear Sir, For the

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

of shareholding proportion by buying of 23% newly issued common shares of Ekachai International Co., Ltd., which is Ekachai Medical Care PCL. subsidiary. To : Directors and Manager The Stock Exchange

the Stock Exchange of Thailand The Company would like to clarify the net profit for the 9-month periods of the year ending on 30th September 2018 had decreased more than 20% comparing to the same period

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

year 2019 To: Managing Director of the Stock Exchange of Thailand The Company would like to clarify the net profit for the 3rd quarter and 9-month periods of the year ending on 30th September 2019 had

1 / 2 No.IR.018/2020 14 May 2020 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

: President of the Stock Exchange of Thailand The Board of Directors’ Meeting No. 5/2020 of Jasmine Telecom Systems Public Company Limited (the “Company”) held on August 13, 2020, has resolved to approve the

Registration No. : 0107535000371 No. L017/2019 12th November 2019 Subject : The explanation of operating results for the 3rd quarter 2019 Attention : The President The Stock Exchange of Thailand Dear Sir, For

revisions are as below:            (1) The business operator can temporarily use subordinated liabilities in excess of the shareholders’ equity portion without counting it as total liabilities in calculating