We are a trading company in IRAN , supplying materials for industrial factories , now we are dealing with sale of:1. Bitumen 60/70 , 80/100 , MC30 , Cationic Bitumen ,...2. Carbon Black N220,N234 , N330,N339,N375, N550, N660,...3. Caustic soda (liquide , Flake)4. Industrial salt5. Natural and syntetic rubber6. Rubber antioxidants and accelarators7. Tyre