Karnafuly Ship Builders Limited (KSBL) one of the largest privately-owned shipbuilding country of Bangladesh started its operation in 1994. Till date it has  built over 600 various type of vessels including Dredger, Tug Boat, Oil Tanker, Fishing Trawler, Passenger vessel & Pilot Vessel etc. KSBL is the pioneer of Building Tug Boats and Dredgers in Bangladesh. KSBL has 02 Nos. Shipyard, 01 Nos. in Chittagong and other in Narayangonj. There is also a Dry Dock having capacity of 100,000 DWT located in Chittagong. With time Karnafuly Ship Builders Ltd. has become one of the largest Dredger manufacturers in the world.