Fees for children entrusted by plane: Air China: Children who have reached the age of 5 but are under the age of 12, and children who travel alone but are under the age of 18, must apply for unaccompanied service; Deaf-mute/blind children who have reached the age of 12 but have not reached the age of 18, and deaf-mute/blind children who have reached the age of 16 but have not reached the age of 18, can voluntarily apply for unaccompanied children services. Provide free services for children aged 5~ 12. /kloc-over 0/2 years old, the domestic direct dial service fee is 200 yuan, and the international direct dial service fee is 260 yuan.

China Eastern Airlines: It's similar to the regulations of Air China, except that China Eastern Airlines requires children between the ages of 5 and 12 to apply for unaccompanied service. /kloc-teenagers over 0/2 are not clearly stipulated, and China Eastern Airlines does not need to charge service fees.

China Southern Airlines: Children over 5 years old1under 2 years old must apply for unaccompanied children's flight service. /kloc-Children under 0/8 can register voluntarily. Children aged 5- 12 enjoy free service. For international flights, except air tickets, a service charge of 350 yuan RMB is charged for each flight.