Shazand Petrochemical Co. Is one of the largest petrochemical complexes in the country with an annual capacity of 17000 tons of basic, polymer and chemical products. 4% of ethylene, 5% of high density polyethylene, 7% of linear low-density polyethylene, 10% of propylene, and 7% of propylene produced in the country is supplied by this company. TAPPICO holds 16.67% of this complex’s share.