Changhe Z-18
The Changhe Z-18, also known as Z-8G, is a medium-lift transport helicopter developed by Changhe Aircraft Industries Corporation (CAIC) to replace the Changhe/Harbin Z-8. == Design and development == The Z-18 is a development of the Avicopter AC313 and Changhe/Harbin Z-8, both of which are developments of the Aérospatiale SA 321 Super Frelon.