Four subsidiaries of IVL received The National Outstanding Industrial Establishment of Labour Relations and Welfare Award 2018 from the Ministry of Labour.

The list of IVL subsidiaries who received this certificate are as follow:

Indorama Polyester Industries PCL. (Rayong) for the 14th consecutive year (2005-2018)
Indorama Holdings Limited for the 13th consecutive year (2006-2018)
Indorama Polyester Industries PCL. (Nakhon Pathom) for the 9th consecutive year (2010-2018)
Indorama Petrochem Limited for the 7th consecutive year (2011-2018)