1, origin: First, it originated from the sacrificial activities of ancient emperors. Second, the origin of Mid-Autumn Festival is related to agricultural production. Autumn is the harvest season. In order to celebrate the harvest and express their joy, farmers take the Mid-Autumn Festival as a holiday.

2. Traditional customs include: offering sacrifices to the moon, enjoying the moon, visiting Yue Bai, watching the tide, burning lanterns, guessing, eating moon cakes, enjoying osmanthus, drinking osmanthus wine and playing with lanterns.

3. Legend: the Goddess Chang'e flying to the moon, WU GANG, Jade Rabbit, Xuanzong Story, Moon Cake Uprising.

4. The Mid-Autumn Festival began in the early years of the Tang Dynasty and prevailed in the Song Dynasty. By the Ming and Qing Dynasties, it had become one of the traditional festivals in China with the same reputation as the Spring Festival. Influenced by Chinese culture, Mid-Autumn Festival is also a traditional festival for overseas Chinese in some countries in East and Southeast Asia, especially local Chinese.

5. Since the Mid-Autumn Festival, there have been customs such as offering sacrifices to the moon, enjoying the moon, Yue Bai, eating moon cakes, enjoying osmanthus flowers and drinking osmanthus wine, which have been passed down to this day and lasted for a long time. The Mid-Autumn Festival is a colorful and precious cultural heritage, with the full moon as a sign of people's reunion, as the sustenance of missing their hometown and their loved ones, and hoping for a bumper harvest and happiness.