In the main traditional festivals in ancient times, offering sacrifices to gods and ancestors is a major theme. Any ancient traditional festival has a strong festival sacrifice color and a set of simple or complex rituals. Spring Festival is a traditional folk cultural activity. Sacrificial activities in beginning of spring include offering sacrifices to gods such as Spring God (Ju Mang, who is in charge of farming, also known as Mang God), Tai Sui, land, and other activities, such as whipping spring cattle, welcoming the spring, exploring the spring and biting the spring.