Why do airline tickets charge civil aviation funds and hotel coupons?

Civil aviation fund is necessary. The civil aviation development fund belongs to the government fund, and its income is turned over to the central treasury, included in the government fund budget, and earmarked for special purposes, including civil aviation infrastructure construction; Subsidies for cargo aviation, regional aviation and small and medium-sized civil transport airports; Civil aviation energy saving and emission reduction; General aviation development; Civil aviation science and education, information research and development and application; Construction of safety capacity and airworthiness certification capacity; Collection and management of funds and collection of expenses and other seven aspects.

As for the hotel voucher, you must book the air ticket and the hotel at the same time to enjoy the discount, which is stipulated by a ticket agency website and has nothing to do with China civil aviation. Whether to pay hotel coupons depends on your choice. Airlines don't charge.