- Translation- July 11, 2019 Subject: Notification the disposition of investment in shares. To: Director and Manager The Stock Exchange of Thailand Eureka Design Public Company Limited (the “Company”) would like

1 No. EXE. 031-10-17 6 October 2017 Re: Report on Investment of the Subsidiary To: President The Stock Exchange of Thailand Reference is made to the resolution of the Board of Directors of Venture

unitholders, otherwise shall assign to the Stock Exchange of Thailand or a licensed securities registrar pursuant to the Securities and Exchange Act B.E. 2535 (1992) to prepare such registration on behalf of

Transactions Deemed as Acquisition or Disposal of Assets, and the Notification of the Board of Governors of the Stock Exchange of Thailand Re: Disclosure of Information and Other Acts of Listed Companies

T.K.S. TECHNOLOGIES 11 August 2020 Re: Management Discussion and Analysis for Quarter 2/2020 To: President The Stock Exchange of Thailand T.K.S. Technologies Public Company Limited (“TKS”) and its

accordance with 15 percent or more but lower than 50 percent . On that basis, the Company is obligated to disclose information pertaining to the Class 2 transaction to the Stock Exchange of Thailand (“the SET

บริษัท วนชัย กรุ๊ป จำกัด(มหาชน) - Translation - 25 May 2018 Subject : Disclosure of connected transaction by a subsidiary Attention : President The Stock Exchange of Thailand Vanachai Group Public

ที่บชง Page 1 of 4 Ref. Bor Chor Ngor 0280/2019 13 August 2019 Subject: Management Discussion and Analysis for the Second Quarter ended 30 June 2019 To President The Stock Exchange of Thailand

1/5 Ref. 4/2019 January 11, 2019 Subject : The acquisition of investment in Ramkhamhaeng Hospital PCL. To : Director and Manager The Stock Exchange of Thailand The Board of Directors Meeting

Attn President Stock Exchange of Thailand Demeter Corporation Public Company Limited (“DCORP” or the “Company”) would like to submit the reviewed financial statements for the second quarter of the year