Prime Minister Narendra Modi today invited Saudi Arabia's top business tycoons to invest in India's key sectors like defence, insurance, railway and oil. Projecting India as an attractive investment destination, Mr Modi listed policy initiatives taken by his government to boost economic growth. The Prime Minister made the pitch while interacting with a group of 30 top Saudi CEOs and Indian business leaders at the Council of Saudi Chambers of Commerce in Riyadh.Mr Modi said his government is looking for major investment in defence production, railways and deep sea off-shore oil exploration in coal gasification to produce clean energy. He said railways and food processing sectors have been opened up for 100 per cent Foreign Direct Investment and that there is huge investment opportunity in building cold storage network as well as in manufacture of equipment for generation of solar power. Mr.Modi said, the insurance sector has also been opened up and that there is huge scope in it. The Prime Minister also invited Saudi investment in agriculture and medical tourism sectors.