Marpol
Formosa Plastic Corporation, Taiwan
LG Chem
Mexichem
Norvinyl
Polanvil
EVIPOL
Bandar Imam, Iran
Oxyvinyl
Polyvinas
DCW Ltd
Formosa Plastic Corporation, USA
Axiaa
engro polymer
China General Plastics Corporation
Hanwha Chemical
Ocean Plastics Co.Ltd
Sasol
Fortrec Co.Ltd.
Burkay & Ugur Kimya
Westlake PVC Corporation
