9 WATTANAPAT HOSPITAL TRANG PUBLIC COMPANY LIMITED No. WPH – SET 4/2018 22 February 2018 Subject : Management Discussion and Analysis for the year ended on December 31, 2017 To : Directors and

Ref. No. 1802/008EN February 20, 2018 Subject Management Discussion and Analysis for the year 2017 (Ending December 31, 2017) (Additional) To Director and Manager of the Stock Exchange of Thailand

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MATCHING MAXIMIZE SOLUTION PUBLIC COMPANY LIMITED 305/12SoiSukhothai 6, Sukhothai rd., Dusit, Bangkok 10300Tel : 0-2669-4200-9 Fax : 0-2243-1494, 0-2243-4124 MMS-AC61/004 23 February 2018 Subject

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School Name: สารสาสน์วิเทศศึกษา (Translation) Re: BOD.SET 005/2018 February 23, 2018 Subject: Clarification on the Change in operating results for the year ended December 31, 2017 over 20% compared