December 12, 2018 Subject : Acquisition of 84.50% shares of WPS (Thailand) Co., Ltd. Attention : Director and Manager Stock Exchange of Thailand Enclosure : 1. Memorandum of the Acquisition of Asset

equivalent to a total dividend payment of Baht 0.167 per share. In case there is any shareholders that have a remaining share after allocation of stock dividend, the dividend payment will be a cash dividend of

Shares of Taitanan Company Limited (a Joint Venture Company) To : President, The Stock Exchange of Thailand Enclosure : Information Memorandum Concerning the Acquisition of Nava Nakorn Public Company

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0154 /2018 10 May 2018 Subject: Management Discussion and Analysis for the First Quarter ended 31 March 2018 To President The Stock Exchange of Thailand Quality

and Analysis for 2018 To : Director and the President The Stock Exchange of Thailand Summary of the Company’s Financial Position and Operating Result for the 3 and 9 month period ended 30 Sep. 2018

November 14, 2019 Re: Clarification of the operating results of company and its subsidiaries for the nine month periods ended September 30, 2019 To: President The Stock Exchange of Thailand K.C

(Translation) UAC.CS/002/2019 February 28, 2019 Subject: Explanation of the operating results for the year period ended December 31, 2018 To: President The Stock Exchange of Thailand Attachment

Page 1 of 3 GEL.CS.003/2562 28 February 2019 Subject: Management Discussion and Financial Analysis for the operating results as at December 31, 2018 To: Director and Manager The Stock Exchange of

: President The Stock Exchange of Thailand Global Service Center Public Company Limited ("the Company") would like to clarify the operating results for the year ended December 31, 2018 as follows: Operating

ending 31 March 2019 Attention: President The Stock Exchange of Thailand Regarding to JMT Network Services Public Company Limited (“the Company”) No.2/2019 on 9 May 2019, the resolution to certify the