The proliferation of Airbus A321neo and Boeing 737MAX aircraft is seeing these planes increasingly flying on routes where traditionally widebodies like the Boeing 767 have been used, removing bellyhold space and putting pressure on air freight capacity.

Authorities at Hong Kong International Airport have extended the airport’s slot-use waiver rule until October this year. Regulators in other jurisdictions have made similar announcements, amidst an uneven recovery from Covid-19.