Takht -e -Jamshid Petrochemical Complex (TJPC) is built and operated in two phases, the first of which includes the production of the Elastomere Production Unit of the STBR Botadin Robber (SBR) with a cold polymerization method with a nominal capacity of 30,000 tons per year with goodyrear technology and a PBR Pubr Robar Polymer.