the shareholding in subsidiary companies To: President The Stock Exchange of Thailand Attachment: 1. Structure of the shareholding in subsidiary companies 2. Information on the Connected Transaction of

. 20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposal of Assets dated 31 August 2008, and the Notification of the Board of Governors of the Stock Exchange of

for the year ended December 31, 2019 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of WIIK Public Company Limited “the Company

Manager The Stock Exchange of Thailand According to the resolution of the meeting of the Board of Directors No.1/2018 of Wattanapat Hospital Trang Public Company Limited (“the Company”) held on 21 February

: President The Stock Exchange of Thailand By virtue of the resolution of the Board of Directors’ meeting of Pace Development Corporation Public Company Limited (the “Company”) No. 3/2019 dated 14 February 2019

Company’s land To: The President The Stock Exchange of Thailand The Board of directors meeting # 8/2019 held on June 4, 2019 has a resolution to sell a piece of land to increase liquidity and reduce the

: President, The Stock Exchange of Thailand Ichitan Group Public Company Limited (“ the Company ”), would like to disclose the connected transaction regarding office space rental and providing services

1 / 2 IR.023/2018 13 November 2018 Re: Notification of the changes of the Profit and Loss Statement To President The Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit no.2 ) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public