Date : May 15, 2020 Subject : Management Discussion and Analysis for the Quarter 1/2020 To : Managing Director The Stock Exchange of Thailand Kuang Pei San Food Products Public Company Limited would

August 11, 2020 SET-20-AC-003 Dear : The President The Stock Exchange of Thailand Subject : Clarification of Result’s Operation for the six months ended June 30, 2020 According to the resolution of

period of last year The explanation for Company’s Operation change from same period more than 20% To : The President The Stock Exchange of Thailand T.C.J. Asia Public Company Limited (“TCJ”) and its

จดหมายชี้แจงq363e November 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 September 2020 Summary onThird Quarter result

จดหมายชี้แจงq263e August 13, 2020 Managing Director Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2020 Summary on Second Quarter result

Managers The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.1/2019 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 20 February

and Managers The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.5/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 7

1 / 2 No.IR.006/2020 28 February 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

Page 1 of 2 SET 007/2020 12 August 2020 Subject Management Discussion and Analysis for the second quarter 2020 To The President of the Stock Exchange of Thailand The Company would like to provide

Discussion and Analysis for 1st quarter ended as of March 31, 2019 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (AIE) would like to submit the financial statement for