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Bandar Imam Petrochemical Co.
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Kharg Petrochemical Co
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National Petrochemical Company

Amirkabir Petrochemical Co.
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Pars Petrochemical Co.

Karoon Petrochemical Co.

Khorasan Petrochemical Co.

Kavian Petrochemical Co.

Razi Petrochemical Co.
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Kermansheh Petrochemical Co.

Tabriz Petrochemical Co.

Marun Petrochemical Co.

Jam Petrochemical Co.

Bouali Sina Petrochemical Co.

Morvarid Petrochemical Co.

Bistoon Petrochemical Co.

Borzouyeh Petrocemical Co

Shiraz Petrochemical CO.

Bakhtar Petrochemical Co.

Persian Gulf Petrochemical Co.

Shimibaft Petrochemical Co.