Mid-Autumn Festival, a traditional festival in China, falls on the 15th day of the eighth lunar month every year. August is the second month of autumn, which was called Mid-Autumn in ancient times. Because it is in the middle of autumn and August, it is called Mid-Autumn Festival, also known as Autumn Evening, August Festival, August Half-Day, Moon Evening and Moon Festival, and because the moon is full on this day, it symbolizes reunion and is also called Reunion Festival.