Dalian Maritime University (hereinafter referred to as Haida) is a national key university affiliated to the Ministry of Transport and Communications. It is jointly constructed by the Ministry of Transport, the Ministry of Education, the State Oceanic Administration, the National Bureau of Defense Science, Technology and Industry, the People's Government of Liaoning Province and the People's Government of Dalian Municipality. It is a key University for the National 211 Project and a world-class discipline for the State. Colleges and universities; selected "111 Plan", "Excellent Engineer Education and Training Plan", "Excellent Legal Talents Education and Training Plan" and "Chinese Government Scholarship Receiving Colleges for Overseas Students in China". Known as the cradle of navigators, the school is a well-known Maritime Academy in China and one of the few maritime academies recognized by the International Maritime Organization (IMO) as enjoying international prestige in the world.

JKRY-24T scientific research grade small hot press, ZJ-3 piezoelectric tester, PZT-JH10/4 polarization device and other equipment recently consulted and purchased by Dalian Maritime University are mainly used to study piezoelectric ceramic materials at sea for deep-sea exploration. The purchase of these equipment has further improved the material research of their school.