Kian petrochemical project (Olefin 12) will be built in two phases 1 (including olefin plant and heavy polyethylene unit) and phase 2 (including Oxo-alcohols, propylene oxide and styrene monomer units). The feed of this petrochemical includes ethane, propane, butane. C3+ and C5+ will be supplied from South Pars refineries and other petrochemical units located in South Pars Petrochemical Region.