Pakistan State Oil (PSO) is one of the important strategic assets of the Pakistani economy. As the country�s largest Company in terms of turnover, PSO leads the oil marketing sector, both in Black oil and White oil. It serves around 3 million customers every day across the entire economic value chain with over 3500 retail outlets and controls 74% of the country�s oil storage capacity. It is involved in import, storage, distribution and marketing of a range petroleum products including gasoline , diesel, fuel oil, jet fuel, LPG, CNG and petrochemicals.