There is a strange phenomenon during the Mid-Autumn Festival. No one buys mooncakes, and fewer people give them as gifts. They cannot be sold even if they are discounted. Sichuan, Gansu and Inner Mongolia have become popular tourist attractions. During the National Day, many restaurants are not eaten. Hairy crabs and seafood cannot be sold even if the price is reduced. The main reason is No one gives gifts. Deflation? ? ?