August 10, 2018 Re: Management Discussion and Analysis for the period 3 months June 30 ,2018 To: The Registrar, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and

on Connected Transactions and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Connected

: Management discussion and analysis for the period three-month ended September 30, 2018 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements

31 กรกฎคม 2545 HPIR016/2017 November 13, 2017 Subject : Management Discussion and Analysis for the period ended September 30, 2017 To : The President The Stock Exchange of Thailand Duplicate : The

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

: BC.017/2018 May 11, 2018 Subject Interim Management’s Discussion and Analysis for the three months ended March 31, 2018 To The President The Stock Exchange of Thailand Management Discussion and

Quarterly Ending June 30, 2018 To : The President The Stock Exchange of Thailand The Board of Directors meeting of Ratchaphruek Hospital Public Company Limited (the Company) No. 3/2018 dated August 3, 2018

05-E 1/2 RC 05/19 18 February 2019 Subject : Report on the Company’s operating results for the year 2018 Attention : President of the Stock Exchange of Thailand Jasmine International Public Company

the three month period ended September 30, 2017 operating results. To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the reviewed financial statements for quarter

, Nhge An, Vietnam To: President The Stock Exchange of Thailand On 28 May 2018, WHAUP Nghe An Joint Stock Company (“WHAUP Nghe An JSC”), an indirect subsidiary of WHA Utilities and Power Public Company