China＇s first buoy tender Haixun 156 with ice breaking function was put into use in Tianjin on Monday． It is currently the country＇s buoy tender with the largest displacement and high overall performance． It is also equipped with intelligent technology． The Haixun 156， or Sea Patrol 156， has a displacement of 2，400 tonnes with a total length of 74．9 meters and a width of 14．3 meters．