Since 1975: A75 Aircraft maintenance center in the South, A76 Aircraft maintenance center in the North, and Vietnam Airlines Technical Department in the middle of Vietnam, provided full maintenance service for all fleet of Vietnam Airlines.

2006-2009: Vietnam Airlines Engineering Company Limited (VAECO) was formed according to Prime Ministerial Dicision 1276/QĐ-TTg dated September 26,2006 from the A75 Aircraft maintenance center, the A76 Aircraft maintenance center, and the Vietnam Airlines Technical Department in the middle of Vietnam; VAECO official came into operation on January 1, 2009 according to Aircraft maintenance organization standards of the Civil Aviation Authority of Vietnam (approved certificate No. VN-268/CAAV)

2011: VAECO was awarded the FAR-145 repair station certificate by the US Federal Aviation Administration (FAA).

2017: VAECO was awarded the EASA part 145- maintenance organization approval certificate by the European Aviation Safety Agency (EASA).