1 --Translation- Sor Gor 75/2017 July 21, 2017 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2017 (Unaudited) To: The President The Stock Exchange of Thailand

1 --Translation- Sor Gor 85/2017 August 24, 2017 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2017 (Audited) To: The President The Stock Exchange of Thailand

the 2nd Quarter of 2017 Ending June 30, 2017 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 4/2017

for the 3rd Quarter of 2017 Ending 30 September 2017 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 5

: President The Stock Exchange of Thailand Since the Board of Directors of Filter Vision Public Company Limited (“the Company” or “FVC”) dated December 14, 2017 resolved to approve the signing of Hi Healthcare

President The Stock Exchange of Thailand The Board of Director of Eason & Co Public Company Limited (“Company”) meeting No. 3/2020 dated on May 13, 2020 passed the resolution to extend financial assistance

Ref. DBP. 066 / 2020 May 11, 2020 Subject : Clarification on Operating Results for the 1st Quarter ending March 31, 2020 To : President The Stock Exchange of Thailand Diamond Building Products Public

) 815-7060 (AUTO 9 LINES), 425-9723-7, FAX : (662) 815-7069, 425-8358, 425-9729 . . 188 REF: SET 61-01 March 2, 2018 Subject: the explanation of overall operation in 2017 To : the President of the Stock

IN NET PROFIT OF OVER 20 PERCENT FOR 1st QUARTER 2018, COMPARED TO THE PREVIOUS YEAR ATTENTION PRESIDENT, THE STOCK EXCHANGE OF THAILAND Khon Kaen Sugar Industry Public Company Limited and its

(Translation) Ref.No.LEE 01/2020 27 February, 2020 Subject : Management Discussion and Analysis for the year ended December 31, 2019 To : President of The Stock Exchange of Thailand We submit