Table 6. Changes in air transportation costs in Asia (Unit: Won/kg)

Classification	Shanghai Pudong	Hong Kong Airport	Hanoi	Singapore
Pre-COVID-19 cost	700	600	1,650	900
Post-COVID-19 cost	1,200	1,300	3,500	3,733
Current cost	833	800	1,967	3,733

Source: Korea International Trade Association, as of June 2020.