[2] From February 1940 to August 1942, Liang taught aeronautical and mechanical engineering at the National Southwestern Associated University in Kunming.
After the surrender of Japan in August 1945, he joined Zhejiang University as a professor and was appointed chair of the Aeronautical Engineering Department in June 1949.
In May 1956, he was transferred to the newly established Fifth Academy (for aerospace and missile research) of the Ministry of National Defense and awarded the military rank of colonel.
[2] A leading scientist in the start-up phase of the Fifth Academy, he was put in charge of rocket engine research and later comprehensive design.
[5][6] In 2006, he was one of the five scientists who received the Highest Achievement Award for the first 50 years of China's aerospace industry, together with Qian Xuesen, Ren Xinmin, Tu Shou'e, and Huang Weilu.