The Academy of Aerospace Liquid Propulsion Technology or AALPT (in Chinese: 航天推进技术研究院; 航天六院) is a conglomerate of Chinese state-owned enterprises that develops liquid-propellant rocket engines and guidance systems for China's space launchers.
AALPT is a subsidiary of the China Aerospace Science and Technology Corporation (CASC).
AALPT's main activity is the development of liquid-propellant rocket engines for Chinese space launchers.
The YF-77 and YF-100 engines, which will power the Long March 5 family of launchers, are produced in AALPT's facilities.
[1] AALPT was created around 1970 under the base name 067 at Mount Quinling in Shaanxi as part of the industrialization of what was called the Third Front, that is, the inland regions of southwestern China.