Extended data:
1. The airport construction fee is levied in the form of tax (code name "CN") in addition to the fare, and based on the flight segment, the provision of exemption from airport construction fee for connecting flights within 8 hours is cancelled. All scheduled and unscheduled air tickets sold after August 1 2004 and air tickets traveling after September 1 2004 need to pay airport construction fee.
2. The fuel surcharge is collected together with the fare when the passenger purchases the ticket, and the item code "YQ" and its label are separately marked on the ticket. From February 5, 20 15, the fuel surcharge for domestic flight tickets will be cancelled.
References:
Baidu Encyclopedia-Fuel Cost of Machine Manufacturing