TIN ANH DNH CHO SINH VIN NGNH HA DUCONTENTUNIT 1. CRUDE OILUNIT 2. DOWNSTREAM OF PRODUCTIONUNIT 3. REFINING PROCESSESUNIT 4. FINISHING PROCESSESUNIT 5. REFINERY PRODUCTSUNIT 6. HYDROTREATING AND CATALYTIC REFORMINGUNIT 7. ZEOLITESUNIT 8. PHYSICAL AND CHEMICAL ADSORPTIONUNIT 9. VINYL CHLORIDEUNIT 10. SAFETY