What are the traditional customs and cultural significance of Mid-Autumn Festival?

Mid-Autumn Festival, also known as Moon Festival, Moonlight Birthday, Moon Festival, Autumn Festival, Mid-Autumn Festival, Moon Festival, Moon Festival and Reunion Festival, is a traditional folk festival in China. The Mid-Autumn Festival originated from the worship of celestial phenomena and evolved from the worship of the autumn moon in ancient times. Since ancient times, Mid-Autumn Festival has had folk customs such as offering sacrifices to the moon, enjoying the moon, eating moon cakes, watching lanterns, enjoying osmanthus and drinking osmanthus wine. The Mid-Autumn Festival, with a long history, originated in ancient times, popularized in the Han Dynasty, shaped in the early Tang Dynasty and prevailed after the Song Dynasty. Mid-Autumn Festival is a synthesis of autumn seasonal customs, most of which have ancient origins. The Mid-Autumn Festival is a colorful and precious cultural heritage. The full moon is a symbol of people's reunion, a sustenance for missing their hometown and relatives, and hopes for a bumper harvest and happiness. At first, the festival of "Sacrificing the Moon" was held on the "Autumn Equinox" of the twenty-four solar terms in the Ganzhi calendar, and later it was moved to August 15th in the summer calendar. Mid-Autumn Festival, Spring Festival, Tomb-Sweeping Day and Dragon Boat Festival are also called the four traditional festivals in China.