The ceremony is usually held by the tribes that have soldiers in the ancient Paracels on the occasion of their "marriage service", around March 15-16. They made 5 models of boats, sacrifices, tablets of soldiers and gods who ruled the sea. The village communal house sanctuaries held the sacrifice ceremony the night before and the ceremony to pray for the spirits of the soldiers of the Hoang Sa team. The ceremony is held in the courtyard of the communal house and is performed by the clans and the shaman. 05 models of fishing boats placed in front of 3 altars. After the shaman performs the rituals of catching the exorcism seal, the blessing is a ritual reading. Then, they performed the ritual of releasing the sacrificial boat into the sea. During the ceremony, there is a festival of lanterns, boi singing, lion dance, procession and traditional boat racing festival.