THE STUDY ON DISTRIBUTING PATTERN AND NETWORK STRUCTURE OF AIR FREIGHT AIRPORTS IN CHINA

Choosing 130 domestic airports and 317 domestic airlines,72 international airports and 237 international airlines,this paper analyses the air freight airport distributing pattern and network structure in China at the angle of airport and airline,it indicates that: East China,South China and Central-South China are the main origins,destinations and transshipments,Shanghai,Guangzhou and Shenzhen,Beijing form the air freight "three angles" of China;the air freight main distribute in several hub airlines,and the whole top 5 quantity of the air freight is up to 412600 ton,account for 8.72 percent;the air freight high concentrate on the citys which population is more one million,while the air freight contact of city which population is less than one million is feeble,the total of market quotient is less than one percent and there is no direct airline between medium cities and big cities,among medium cities,among small cities; the international air freight contact main concentrate on North America,JapanKorea,Western Europe,Hong Kong and Macao,the air freight contact with Eastern Europe,Middle East and South Asia is feeble,and there are no direct airline to Africa and Latin America.