If you are travelling on Cathay Pacific through Hong Kong your baggage will be transferred onto your connecting flight. This means that you only need to check-in your baggage at JFK and pick it up at your final destination
There are no direct flights between Johannesburg and Beijing. The quickest flight is some 19 hours with Cathay Pacific Airline: http://www.southafrica.to/transport/Airlines/to-South-Africa/flights-to-Johannesburg/flights-Beijing-to-Johannesburg.php5
Cathay Pacific is an airline. They service the South Pacific, UK and European areas. The main office for the airline is in Hong Kong and was founded in 1946.
The airline Cebu Pacific Air is based out of the Philippines. The airline itself is found on the grounds of the Manila Terminal in Ninoy Aquino International Airport. Cebu Pacific is Terminal 3 at the Ninoy Aquino Airport.
Air China is China's main carrier, based in Beijing. The following are also major carriers: China Southern, China Eastern, Hainan Airlines and Shanghai Airlines. Hong Kong's main airline is Cathy Pacific, although Dragonair is also a large company with a large network.
Cathay Pacific; China Hong Kong
Cathay Pacific
Currently the holder for the worlds best airline (as of 2010) is Cathay Pacific
Cathay Pacific is based in Hong Kong China
Hawaiian Airline, Pacific Wings,
philippine airlines, cebu pacific
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 input process are things like the planes and gates setup for the actual airline. The transformation process is the flight itself and the output is passengers arriving in desired destination!