included (1) driving the PROS stock price upward , (2) obstructing others' purchase orders by placing orders at multiple price levels and (3) driving up the opening or the closing prices by placed

Stock Exchange of Thailand Reference is made to that the East Coast Furnitech Public Company Limited (the “Company”) has held the Board of Director’s Meeting No. 1/2018 on 23 January 2018 at 10.00 am at

(Translation) UAC.CS/002/2018 February 20, 2018 Subject: Explanation of the operating results for the year period ended December 31, 2017 To: President The Stock Exchange of Thailand Attachment

-9320 1 Ref: PCL 2019/008 May 8, 2019 Subject: Management Discussion and Analysis Quarterly Ended 31 March 2019 To: The President of the Stock Exchange of Thailand Panjawattana Plastic Public Company

(Translation) UAC.CS/011/2018 May 14, 2018 Subject: Explanation of the operating results for the first quarter period ended March 31, 2018 To: President The Stock Exchange of Thailand Attachment

-4124 MMS-AC61/020 August 8, 2018 Subject: Clarification of the operating results for the second quarter of 2018, ending June 30, 2018 To: The President of the Stock Exchange of Thailand Matching Maximize

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

quarter 2020 compared to the same period of 2019 To The President of the Stock Exchange of Thailand The Company would like to provide details of changes in profit and loss of the first quarter 2020 interim

May 15, 2020 Subject: Managing Discussion and Analysis for Q1/2020 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

directors attending the meeting in person or the meeting via electronic conferencing, no less than one- half (1/2) of the total number of directors present at https://market.sec.or.th/public/idisc/Download