ที่ BCH No. BCH.174/2017 15 August 2017 Subject : Explanation of the change in operating results of Q2/2017 which exceed 20% To : The President The Stock Exchange of Thailand Bangkok Chain Hospital

ที่ BCH No. BCH.211/2017 8 November 2017 Subject : Explanation of the change in operating results of Q3/2017 which exceed 20% To : The President The Stock Exchange of Thailand Bangkok Chain Hospital

1 10 November 2017 Subject: Explanation of operating result in the financial statement ended 30 September 2017 To: Directors and Managers of the Stock Exchange of Thailand With reference to the

November 28, 2005 No. 13 /2017 November 13, 2017 President The Stock Exchange of Thailand 93 Ratchadapisek Road, Dindaeng, Bangkok 10400 Subject : Clarification of the operating result. Dear sir, We

1 12 February 2018 Subject: Explanation of operating result in the financial statement ended 31 December 2017 To: Directors and Managers of the Stock Exchange of Thailand With reference to the

จดหมายชี้แจงปี60e February 22, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis Ending 31 December 2017 Summary of operating result between 2017

November 28, 2005 No. 2/2018 February 22, 2018 President The Stock Exchange of Thailand 62 Ratchadapisek Road, Klongtoey, Bangkok 10110 Subject : Clarification of the operating result. Dear sir, We

Feb 23, 2018 Subject: Management Discussion and Analysis for Year Ended December 31, 2017 To: Listing Department, Stock Exchange of Thailand Patkol Public Company Limited : Management Discussion and

The Stock Exchange of Thailand T.C.J. Asia Plc. and subsidiaries would like to clarify the operating result of the Company for the year 2017 as follow; Consolidated financial statement Operating

ที่ BCH No. BCH 018/2018 26 February 2018 Subject : Explanation of the changes in operating results for the year ended 31 December 2017 which exceed 20% To : The President The Stock Exchange of