We have supplied our goods with auality for both domestic & foreign shipbuilders and industrial plant.Any customer who has once used our AIR VENT HEAD and EXPANSION JOINT would recognize that KWANG SAN’S high quality goods meet correctly the ever increasing demand of shipbuilders & customers. - Effort To The Best Technology In Shipbuilding And Industrial Plants - Continuous Research And Development For Continuous Challenge - Earth Frienly Manufacturing Process For Environmental Acts