West Bengal Chief Minister Mamata Banerjee on Tuesday announced a slew of new policies including plans to double the state's exports, modernise its logistics and promote renewable energy manufacturing, while opening the Bengal Global Business Summit here.<br />''<br />''Ms Banerjee also announced a policy to promote bio-fuels and a new sub-sea cable landing station at the sea resort of Digha to help improve internet connectivity in the eastern region.<br />''<br />''<span style="color: #222222;">The chief minister also said that the state's economy was growing at 8.41 percent and would turn into USD 212 billion this fiscal. <br />''<br />''She also told a star-studded gathering of business leaders from petro-chemicals to retail sectors tycoons like Mukesh Ambani, Energy baron Sanjeev Goenka and Wipro's Rishad Premji, that four new industrial corridors would be set up including Dankuni-Kalyani, Tajpur port-Raghunathpur, Dankuni-Jhargram and Durgapur to Cooch Behar in north Bengal.</span><br />