舰艇在迎送各级首长登离舰时.有专门的礼节和仪式。中国人民解放军海军舰艇通常在迎送党、国家、政府、军队领导人时,悬挂满旗;迎送海军、大军区首长或职务相当的首长时,悬挂表示欢迎的旗组。每组旗代表某一意义,可在专门文件中查找; When the ships of all levels welcome boarding ships, there are special manners and ceremonies. Chinese People's Liberation Army Navy ships usually fly over the banner when they send leaders of the party, state, government and army; they welcome the banner group when they welcome the head of the navy, the military region, or an equivalent leader. Each flag represents a certain meaning, can be found in special documents;