stock price of (1) Nation Multimedia Group Public Company Limited (NMG) during 30 January - 2 February 2017 and 21 - 24 February 2017 , (2) Electronics Industry Public Company Limited (EIC) during 14 - 15

. Siwasit Sainumphung (5) Miss Kannida Tangkittrongcharoen (6) Mr. Koravit Asawakul (7) Miss Kanchanarath Wongphan, and (8) Mrs. Maliwan Wongchinsri (as the case may be), colluded to manipulate the stock

the stock price of (1) Nation Multimedia Group Public Company Limited (NMG) during 30 January - 2 February 2017 and 21 - 24 February 2017 , (2) Electronics Industry Public Company Limited (EIC) during

14 August 2019 Subject: Management Discussion and Analysis for the 6-Month Period Ended June 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

14 November 2019 Subject: Management Discussion and Analysis for the 9-Month Period Ended September 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

Ranking by Industry Business 4/ Market/Industry/Sector Change Effective Date 01/06/2007 Previous Market/Industry/Sector SET  / Agro & Food Industry / Agribusiness Current Market/Industry/Sector SET

Page 1 of 2 Ref. PDI/BK-BS-012/2018 23 rd February 2018 To: President The Stock Exchange of Thailand Re: Clarification on Company’s performance of the 4th Quarter and Full Year 2017 For the forth

IN NET PROFIT OVER 20 PERCENT FOR THE 1st QUARTER YEAR 2019 COMPARE TO THE PREVIOUS YEAR ATTENTION PRESIDENT, THE STOCK EXCHANGE OF THAILAND Khon Kaen Sugar Industry Public Company Limited and its

IN NET PROFIT OVER 20 PERCENT FOR THE 2nd QUARTER YEAR 2019 COMPARE TO THE PREVIOUS YEAR ATTENTION PRESIDENT, THE STOCK EXCHANGE OF THAILAND Khon Kaen Sugar Industry Public Company Limited and its

CHANGE IN PERFORMANCE OVER 20 PERCENT FOR 3rd QUARTER 2018, COMPARED TO THE PREVIOUS YEAR ATTENTION PRESIDENT, THE STOCK EXCHANGE OF THAILAND Khon Kaen Sugar Industry Public Company Limited and its