Passenger Information for Air China(Domestic) Children fare:Children between 2 and 12 years of age are charged at 50%of the adult fare.An infant under 2 years of age not occupying a separate seat and accompanied by an adult passenger is charged at 10%of the adult fare. Fares:Fares are the airfares from the airports of origin to the airports of destination,not including ground transportation fares between airports and downtown. Check-in Procedure:Passenger must arrive at the designated airport at the designated time and must produce their identity cards and tickets for check-in procedure.Check-in procedure will be halted 30 minutes before the flight time. Changes:If a passenger having purchased a ticket wishes to change the flight or the date of the flight,he should apply 2 days before the departure of the flight originally designated, and such change can only be made once.If he wishes to change the routing,the matter will be treated as refund and a new ticket should be purchased.6 Passenger Information for Air China (Domestic) Children fare: Children between 2 and 12 years of age are charged at 50%of the adult fare. An infant under 2 years of age not occupying a separate seat and accompanied by an adult passenger is charged at 10% of the adult fare. Fares: Fares are the airfares from the airports of origin to the airports of destination, not including ground transportation fares between airports and downtown. Check-in Procedure: Passenger must arrive at the designated airport at the designated time and must produce their identity cards and tickets for check-in procedure. Check-in procedure will be halted 30 minutes before the flight time. Changes: If a passenger having purchased a ticket wishes to change the flight or the date of the flight, he should apply 2 days before the departure of the flight originally designated, and such change can only be made once. If he wishes to change the routing, the matter will be treated as refund and a new ticket should be purchased