Manager The Stock Exchange of Thailand The operating performance for three-month period end 31 March 2019 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit

14th May 2019, Management Discussion and Analysis Attention: President of the Stock Exchange of Thailand, Eason Paint Public Company Limited (EASON) reported the Statement of Comprehensive Income as

-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

AC 52/07-003 ACC1/19-042 August 13, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending June 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

หน้า 1 จาก 1 Translation August 13, 2019 Subject: Management explanation and analysis for Quarter ended 30 June 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

Page 1 RJH – SET 14/2019 13 August 2019 Subject : Notification of Asset Acquisition and Connected Transaction To : The President The Stock Exchange of Thailand Attachment : Information memorandum on

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

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Ref Ref. 2S_BoD013/2019 August 14, 2019 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited (the