Though Rio is best known as a city of leisure and entertainment, it is also a major economic zone. The city's excellent telecommunications system makes it easy to keep in touch with the rest of the world, anddirect dial and collect calls can be placed from any telephone. Rio's main business interests include the following:

• Petroleum
• Oil distribution
• Mining
• Iron and Steel Metallurgy
• Telecommunications
• Tobacco
• Electricity
• Food and Beverages
• Computer goods