Mooncakes are generally divided into soft and hard fillings. Soft fillings contain more water and can only be stored for about 7 to 10 days, while hard fillings can be stored for about 1 month. Boxed moon cakes should be opened and ventilated; In addition, because moon cakes contain more fat, attention should be paid to avoiding light when storing them to prevent oil oxidation.

Moon cakes, also known as moon cakes, small cakes, harvest cakes and reunion cakes, are one of the traditional Han cuisines in China. Moon cakes were originally used as offerings to worship the moon god. It has a long history. The word moon cake was first included in Wu Zimu's "Dream of Liang Lu" in the Southern Song Dynasty. Mooncakes are integrated with local food customs, and they have developed Cantonese, Jin, Beijing, Su, Chao and Dian styles, which are loved by people all over China.