management, conducted by an SEC-approved auditor working for one of the big four audit firms. The suspicious grounds for such audit are: (1) the placement of THL assets as collateral for stay of legal

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 Thailand Re

Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies concerning the Acquisition and Disposition of Assets B.E. 2547 (2004) dated 29 October 2004 (the “Notification

pay-off : The amount of 8,050,000 baht is considered as an acquisition of assets. According to the Board of the Stock Exchange of Thailand Disclosure of Information and Other Acts of Listed Companies

Supervisory Board No. TorChor. 20/2551 Re: Rules on Entering into Material Transactions deemed as Acquisition of Disposal of Assets dated 31 August 2008 (as amended) and the Notification of the Stock Exchange

of the Stock Exchange of Thailand, Re: Disclosure of Information and Other Acts of Listed Companies Concerning the Acquisition and Disposition of Assets, 2004 (collectively, the “Notifications on

Capital Market Supervisory Board No. Tor Jor. 20/2551 Re: Rules on Entering into Material Transactions Deemed as Acquisition or Disposal of Assets and the Notification of the Board of Governors of the Stock

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

subsidiary To : President The Stock Exchange of Thailand JCK International Public Company Limited (“the Company”) would like to notify that the Board of Directors’ Meeting of the Company No 1/2020, held on

Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 1st quarter of the year ending on 31st March 2020. The Company had revenue from sales at 158