As has already been suggested, there will be one main port in every major industrialised area with one or two shipping lines providing overseas service from there.
Kuba besekucetyisiwe kuza kubakho izibuko lenqanawa elinye elingundoqo kwindawo yoshishino engundoqo enye okanye ezimbini iindlela zenqanawa ezinika uncedo lwamazwe angaphandle kweli cala.