Communication and Navigation facilities are of vital importance as to ensure the safety of marine navigation. “Hoi Tung Communicational & Navigation Co., Ltd.”, the wholly owned subsidiary of the Company, is specialized in sales installation and maintenance of Marine and Land communication and navigation equipment to major ports and shipyards in Hong Kong and mainland of China. It has experienced to introduce the advanced products into mainland of China, such as the Coast Stations, Vessel Traffic Surveillance System, Navigation Simulator and GMDSS systems.