Launching the country's first Anti Submarine Warfare Corvette (ASWC) for the Indian Navy at the Garden Reach Shipbuilders & Engineers (GRSE) Limited here on Monday, M.M. Pallam Raju, Union Minister of State for Defence, said three more such P-28 Corvettes will be launched by the GRSE by 2015. Pointing to the completion of the Rs. 560 crore modernisation programme of the GRSE scheduled for 2011, Mr. Raju said the dock's building capacity will be boosted manifold as it could then manufacture frigates.