Kolkata-based infrastructure development company Simplex Infrastructures is aiming for a Rs 5,000 crore turnover over the next 4-5 years.To complement its growth plans the board of directors have decided to raise $200 million from domestic/international markets.B D Mundhra, chairman and managing director, said: "The company aims to achieve a turnover of Rs 5,000 crore by 2011 and is constantly capitalising on untapped areas and opportunities in both organic and inorganic ways to drive the next level of growth.""The board today approved raising $200 million from domestic/international market by issue of any class of securities including global depository receipts, ADRs, FCCBs, amongst others."The board has also approved subdivision of each existing share of Rs 10 into five shares of Rs 2 each, Mundhra added."Our order book, which is over Rs 4,500 crore, is not only growing in terms of quantity but quality as well and we are executing some large projects across diverse sectors in India & international markets," Mundhra said. The company is also planning to bid for build operate transfer (BOT) projects/ annuity projects in roads & highways, power transmission, ports, hydro, railways and water supply."We are also targeting turnkey, operation and maintenance project in metal, cement, oil and gas pipelines," Mundhra said.