West Bengal and cargo ship service to ports in India and abroad, operated by the Shipping Corporation of India. Ferries are a principal mode of transport in the southern part of the state, especially in the Sundarbans area. Kolkata is the only city in India to have trams as a mode of transport, and these are operated by the Calcutta Tramways Company. Several government-owned organisations operate bus services in the state, including the Calcutta State Transport Corporation, the North Bengal State Transport Corporation, the South Bengal State Transport Corporation, the West Bengal Surface Transport Corporation, and the Calcutta Tramways Company. There are
Economy of West Bengal the country's leading exporters of finished leather goods. In 2009–10, the state accounted for around 13.5% of the country's exports of leather and leather products. The state accounted for around 70% of India's dried flower exports in 2008–09. The state is also a leading exporter of shrimps and tea. However, the rapid industrialisation process has given rise to debate over land acquisition for industry in this agrarian state. NASSCOM–Gartner ranks West Bengal power infrastructure the best in the country. Economy of West Bengal West Bengal has the sixth largest economy in India with . It is primarily dependent on agriculture