AVIC commercial aircraft:
AVIC has just merged the original AVIC I Group and AVIC II Group.
AVIC, Cheng Fei and Comac of China are all subsidiaries of Avic.
China Aviation Technology International Industry and Trade Company is mainly engaged in import and export agency, product sales, service consultation and industrial investment.
Cheng Fei mainly produces military aircraft and aircraft parts.
Comac China is a newly established company, which produces large and medium-sized commercial aircraft. Companies such as Cheng Fei and Xifei will produce parts for it.
Comac China: R&D of large aircraft projects to meet the needs of two major research tasks: ARJ2 1 new regional aircraft and C9 19 large passenger aircraft, involving aircraft design, aerodynamic design, structure, avionics, flight control system, manufacturing technology, aviation engineering, flight training and supplier management.
They are all company names, and they are similar in different regions and industries.
I think this can help you. You can deduct me if you have anything.