Its business scope involves oil, natural gas, real estate, building materials, shipping, tourism, film and television, sports and other fields. Abu Dhabi Consortium is a company mainly engaged in oil exploitation, but its flagship enterprise is a real estate company named "Hailard", with nearly $2 billion investment projects in the world. Abu Dhabi accounts for 86.68% of the UAE, and its oil reserves account for 10% of the world's proven oil reserves. Its capital Abu Dhabi is the richest city in the world.