as disclosed to the Stock Exchange of Thailand. Please be informed accordingly. Sincerely yours, U City Public Company Limited ________________________________ (Ms. Piyaporn Phanachet) Director and

20,000,000 or exceeds 0.03% but less than 3% of the Net Tangible Asset, whichever is higher, which is required to disclose details of the transaction to the Stock Exchange of Thailand. Please be informed

the approval from the Board of Directors and has to disclose the information to The Stock Exchange of Thailand. Please be informed accordingly, Sincerely yours Apinya Jarutrakulchai (Ms. Apinya

: President The Stock Exchange of Thailand Since the Board of Directors of Filter Vision Public Company Limited (“the Company” or “FVC”) dated December 14, 2017 resolved to approve the signing of Hi Healthcare

No. WHAUP-CS014-2562 1 8 August 2019 Re Share Acquisition in Duong River Surface Water Plant JSC in Vietnam Dear President The Stock Exchange of Thailand WHA Utilities and Power Public Company

ที่มป - Translation - Ref : JKNGB-004-05/2018 May 11, 2018 Re: Information Memorandum on Connected Transaction on Office Space Lease Attn.: President The Stock Exchange of Thailand Enclosure

Corporation Public Company Limited (the “Company”) informed the Stock Exchange of Thailand (SET) of the progress of investment in the Biogas Power Plant Project on November 12, 2019 that the Company has

to the regulation of connected transactions of the Stock Exchange of Thailand. Please be informed accordingly, Yours sincerely, (Mr.Teerawut Pangviroonrug) Chief Executive Officer

the Year as at 31 December 2018 To The President The Stock Exchange of Thailand We, ZEN Corporation Group Public Company Limited (“the Group”), are please to inform you our management discussion and

Board of Directors’ Meeting, prior to the Company’s entering into it and disclosing the information memorandum related to it accordingly to the Stock Exchange of Thailand. Please be informed accordingly