The aerospace industry in China is not transparent and misty at best.
AviChina is described in United Technologies And China: Time To Buy?
CAIGA is described in Good News For Textron: Milestone In Chinese Joint Venture Could Be Turning Point
COMAC is described in United Technologies Starts Production In China For Chinese Designed Airliner
Finmeccanica is described in empire building at a price.
Disclosure: I have no positions in any stocks mentioned, and no plans to initiate any positions within the next 72 hours.