Aeroflot
Russia
Aeroflot is the national airline for Russia
Russia
SU is the code for Aeroflot the national carrier of Russia.
The German national airline is named Lufthansa.
The important German airline is called "Lufthansa".
Aer Lingus is the national airline. There are some other airlines like Ryanair and Aer Arann.
Hong Kong does not have a specific national airline although Cathay Pacific as a Hong Kong based airline is perhaps the closest to this role.
The national fruit of Russia is the apple.
Air France is the national French airline company.
The greek national airline is called "Olympic Airways" or just "Olympic".