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Ref.No.IVL004/03/2018 21st March 2018 President The Stock Exchange of Thailand Subject: Indorama Ventures enters into a Joint Venture to acquire the integrated PTA- PET assets in Corpus Christi, Texas, USA

(-Translation-) Ref. No. U.SET 030/2018 27 June 2018 Subject: Setting up of a new subsidiary To: The President The Stock Exchange of Thailand U City Public Company Limited (the “Company”) would like

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following regulations: Clause 1. In this Notification: (1) “Notification of the Board of Governors of the Stock Exchange of Thailand” means the Notification of the Board of Governors of the Stock Exchange of

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1 / 4 IR.013/2018 19 July 2018 Re: The Information of a Disposition of Assets (Land sale) (Amendment) To President The Stock Exchange of Thailand T Engineering Corporation Public Company Limited (the

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connected transaction being the type of transaction regarding rental or lease of immovable property of not exceeding 3 years according to the Notification of the Board of Governors of the Stock Exchange of