Underwater acoustic engineering is the two disciplines under the first-class discipline of ship and ocean engineering. The overall first-class discipline of Ship and Ocean Engineering in Harbin Engineering University is a national key discipline (including all its two disciplines), which is second only to Shanghai Jiaotong University in the latest round of official discipline evaluation by the Ministry of Education. It can be said that this discipline is the ace discipline of Harbin Institute of Technology and the top discipline strength in China.