Chandigarh is one of the best-planned cities in India. The city has a well-connected international airport, high quality of social infrastructure and large green spaces. Renewable energy sources contribute over 67% to the territory’s overall power requirements. It hosts over 2,900 small scale and 15 large and medium scale units. About 40% of industries are ancillary units that manufacture components for tractors. Other industries based in the territory include IT, electronics, pharmaceuticals, machine tools and plastics.