Mid-Autumn Festival is a traditional festival in China, and it is also a ghost festival that people often say. Since ancient times, there have been different customs and sayings about Ghost Festival. At the earliest time, July 30 was an auspicious month, and July 30 was a folk festival to celebrate the harvest in early autumn and repay the earth. But now, people are mainly priests, reporting the situation of Qiu Cheng to their ancestors. This festival is a traditional cultural festival in memory of ancestors, and its cultural core is to respect ancestors, perform filial piety and worship ancestors. The festival customs of Mid-Autumn Festival mainly include offering sacrifices to ancestors, setting off river lanterns, offering sacrifices to ancestors, burning paper ingots, and offering sacrifices to land. The customs of Mid-Autumn Festival in different regions may be slightly different.