Nation U Co., Ltd., the subsidiary of the Company, and change in the accounting policy regarding the record of the land valuation To: Director and Manager The Stock Exchange of Thailand (SET) Attachment

November 2017 Subject: Resolutions of Board of Directors Meeting No. 12/2017 Attention: President Stock Exchange of Thailand Enclosures: 1. Information Memorandum on Asset Acquisition of Origin Property

contents are written and underlined in blue. No. ORI 66/2017 1 November 2017 Subject: Resolutions of Board of Directors Meeting No. 12/2017 Attention: President Stock Exchange of Thailand Enclosures: 1

: President The Stock Exchange of Thailand We, Indorama Ventures Public Company Limited (“IVL” or the “Company”) would like to disclose the resolutions of the Company’s Board of Directors passed on January 9

: President The Stock Exchange of Thailand By virtue of the resolution of the Board of Directors’ meeting of Pace Development Corporation Public Company Limited (the “Company”) No. 3/2019 dated 14 February 2019

: BC.017/2018 May 11, 2018 Subject Interim Management’s Discussion and Analysis for the three months ended March 31, 2018 To The President The Stock Exchange of Thailand Management Discussion and

about mutual interest. The SEC discusses with business operators on a continuing basis and mandates public and stakeholder consultation before issuing or amending regulations and guidelines. This is to

such manipulation, in the total amount of 2,166,666.66 baht.Details are as follows: (1) ASCON price manipulation: following the Stock Exchange of Thailand (SET)?s report on irregular trading of ASCON

ng, Khon Ka ing paymen Kaen to NM ation memo ownership a Kaen, dated nceling the 2018 and N ldings, Am nsaction of on Kaen, to ector and M e Stock Exch ormation M ltimedia Gr e reference a Group Pu 8

would like to disclose information on the said transaction to the Stock Exchange of Thailand (“SET”) in accordance with the Acquisition or Disposal Notification as follows: 1. Date / Month / Year of the