A typical air cargo supply chain consists of the following steps
 

http://2.bp.blogspot.com/_5oheBBPvbE...ly+chain+1.gif




Shipping
Forwarding out
Air Transport
Forwarding in
Consignment





(yes I know you'd better get to HKG the other way round but I have no other map, and besides we need this set-up further on in the process... :)



A good (2009-2010) presentation on the air cargo market can be found here on slideshare.net: Air Cargo 101.

Read about the most important differences between the passenger airline industry and the cargo airline industry here on Air Transparency: The unique air cargo industry.