Why is dragon boat banned in Fengcheng

Because of the fight, Fengcheng dragon boat is a village as a unit, basically every village has a dragon boat, from the first day of May in the lunar calendar to paddle to the fifth day of May (Dragon Boat Festival), because there is no orderly organization of the local government, the village of a village of free contests, the winners of the uproar of the losers of the unconvinced (paddling dragon boat are young men in each village), so it is easy to fights and brawls.