Time: 9th day of the seventh lunar month.
Place:Dao Xa Commune, Thanh Thuy District, Phu Tho Province.
Objects of worship:Hung Hai Cong and three Royal Highest mandarins who had merit of helping people control floods, Princess Que Hoa.
Characteristics:Praying for water ceremony, after worshipping take trai down and race boat at night.