How to upgrade the capability of submarine for countering with anti-submarine patrol aircrafts is always a serious issue for submarine forces.Based on the analysis made to composition of anti-submarine system,the anti-submarine steps of anti-submarine patrol aircraft and its method for collecting submarine information,the research status at home and abroad on underwater submarine detecting anti-submarine aircraft are summarized.The modes and methods of submarine confronting anti-submarine patrol aircraft,together with the actuality and development of submarine-launched antiaircraft missile,are expatiated.The study can be taken as a reference for military training and relative study.