Time: From the 15th to the 16th day of the fifth lunar month.
Place: Bo Sao Commune, Vinh Tuong District, Vinh Phuc Province.
Objects of worship: Dong Hai Dai Vuong.
Characteristics: Game of farming performance: villagers play in role of ploughman, raking people, rice seeds sowing people...
On the 16th day of the fifth lunar month, there is a procession of rice seeding on palanquin to Duong Temple, the tray of rice seeding is put on the cult of table to worship god, after that cultivate them.