Attn : The Directors and The MAI Manager Ref: Dimet AC 1802/001 February 13, 2018 Attention: The Directors and The MAI Manager The Stock Exchange of Thailand Subject: Report on improved Q.2’s

MATI 05/2562 February 27, 2019 Subject Reporting Annual Consolidated Financial Statement which ended at December 31, 2018 To Director and Manager The Stock Exchange of Thailand Operating income of

Manager of The Stock Exchange of Thailand Union Petrochemical Public Company Limited and its subsidiaries ("the Company") would like to clarify the operating results for the year 2018 ended December 31

Quarter 1/2019 To : Director and Manager of The Stock Exchange of Thailand Union Petrochemical Public Company Limited and its subsidiaries ("the Company") would like to clarify the operating results for the

set-q1-62 (Translation) Ref.No.LEE 07/2019 May 14, 2019 Subject : Management Discussion and Analysis for the first quarter ended March 31, 2019 To : President of The Stock Exchange of Thailand We

-English translation- No. M06/003/19 May 14, 2019 Subject Clarification of Q1/2019 Company Performance To The President of the Stock Exchange of Thailand Reference MDX Public Company Limited and its

May 15, 2019 Subject: Notification of the resolution of the Board of Directors in relation to the approval of financial statements of the 1st quarter of fiscal year 2019 To: The President The Stock

Stock Exchange of Thailand Copy to: The Secretary The Security and Exchange Commission JCK Hospitality Public Company Limited (“Company”) would like to report the consolidated operating performance

-English translation- M06/006/19 August 14, 2019 Subject Clarification of Q2/2019 Company Performance To The President of the Stock Exchange of Thailand Reference MDX Public Company Limited and its

Manager The Stock Exchange of Thailand The operating performance for three-month period end 30 June 2019 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit