Indian Oil is India's #1 oil refiner. Of India's 20 refineries, the company owns 10, which have a combined capacity of 67.7 million metric tons per year (34% of India's total refining capacity). The group also owns more than 10,900 kilometers of pipeline and operates a chain of some 18,640 gas stations across India. India's largest commercial enterprise, Indian Oil has 71% of India's downstream pipeline throughput capacity, and its network of 35,600 retail outlets represents 49% of the country's petroleum products market share. The group also provides cooking gas to more than 50 million households. The company also has a 63% market share of India aviation fuel sector.