Plovdiv has one of the country's largest economies and contributes 7.5% of Bulgaria's GDP . In 2014, more than 35 thousand companies operate in the region which create jobs for 285,000 people. The advantages of Plovdiv include the central geographic location, good infrastructure, and large population. Plovdiv has international airport, terminal for intermodal transport, several connections with Trakia motorway (connecting Sofia and Burgas), proximity to Maritsa motorway (the main corridor to Turkey), and well-developed road and rail infrastructure which all led to the development of the city as the leading city in terms of industrial output in Bulgaria. The economy of
Plovdiv It attracts more than 600,000 visitors from many countries. The city has had a duty-free zone since 1987. It has a customs terminal handling cargo from trucks and trains. Plovdiv's geographical position makes it an international transport hub. Three of the ten Pan-European corridors run into or near the city: Corridor IV (Dresden–Bucharest–Sofia-Plovdiv- Istanbul), Corridor VIII (Durrës-Sofia-Plovdiv-Varna/Burgas), and Corridor X (Salzburg–Belgrade-Plovdiv-Istanbul). A major tourist centre, Plovdiv lies at the foot of the Rhodope Mountains, and most people wishing to explore the mountains choose it as their trip's starting point. The city is a major road and railway hub in southern