Ma Yuanliang

Ma Yuanliang (; 15 July 1938 – 11 July 2025) was a Chinese engineer who was a professor at Northwestern Polytechnical University, and an academician of the Chinese Academy of Engineering.

Biography Ma was born into a family of doctors in Longchang County (now Longchang), Sichuan, on 15 July 1938. In 1956, he enrolled at Northwestern Polytechnical University, where he majored in the Underwater Weapon Department.

Honours and awards 1998 State Technological Invention Award (Third Class) for the development of high speed and large capacity bidirectional hybrid multi channel transmission system 2000 State Science and Technology Progress Award (Second Class) for the X/XX-144 type airborne sonar 2003 Member of the Chinese Academy of Engineering (CAE) 2024 State Technological Invention Award (Second Class) for the key technologies and applications of underwater low frequency detection