Bangkok, 6 January 2021 – This is with reference to the Cabinet’s resolution on 29 December 2020, approving additional public holidays and deferring the substitution holiday for Chulalongkorn Day

Taxonomy 2.0: Driving the Thai Economy towards Sustainability.” Taking place on 27 May 2025 in Bangkok, the event aimed to enhance understanding of the Thailand Taxonomy and promote its use as a reference

-Translation- Ref. No. PorBor. 004 / 2020 January 10, 2020 Subject: Notifying cancellation of the resolution of the Board of Directors’ Meeting and Schedule Entering into Transaction of Disposing of

Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for ref (UNOFFICIAL TRANSLATION) PAGE (Translation) - 2 - Readers should be

Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for ref (UNOFFICIAL TRANSLATION) Readers should be aware that only the original

Reference is made to the disclosure made by Indorama Ventures Public Company Limited (“IVL”) on 2nd November 2018 regarding the acquisition of a 100% stake in M&G Fibras Brasil Ltda. located in Cabo de Santo

Ref.No.IVL003/10/2017 05th October 2017 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the Tire Cord business of DuraFiber in France With reference to the

Ref.No.IVL012/11/2017 30th November 2017 President The Stock Exchange of Thailand Subject: Report on the Completion of the Acquisition of the PTA and Utility assets in Portugal With reference to the disclosure

and Mexico Reference is made to the disclosure made by Indorama Ventures Public Company Limited (“IVL”) on 11th December 2018 regarding the acquisition of a 100% stake in UTT Beteiligungsgesellschaft

Germany Reference is made to the disclosure made by Indorama Ventures Public Company Limited (“IVL”) on 20th December 2018 regarding the acquisition of a 100% stake in the PET business of INVISTA Resins