Ref.No.IVL 001/12/2011

22 December 2011

The Stock Exchange of Thailand

Subject: Announcement of the Additional Holiday for 2012

According to the Cabinet's announcement, determining January 3, 2012 as a
special public holiday, Indorama Ventures Public Company Limited (IVL),
therefore schedules Tuesday, January 3, 2012 as a Company's additional holiday.

Please be informed accordingly.

Sincerely yours,

(Mr. Souvik Roy Chowdhury)
Company Secretary