Is the Argumentative Nine Festival a traditional classic culture in Fuzhou?

Hello! The Ajiu Festival is a traditional folk festival unique to the ten yups in Fuzhou, Fujian Province. In the past, Fuzhou Ten Euphrasia referred to the ten counties under the jurisdiction of the old Fuzhou Prefecture, namely: Min County, Houguan (Min County, Houguan two counties under the jurisdiction of today's Fuzhou City District and Minhou County), Changle, Fuqing (including today's Pingtan), Lianjiang, Luoyuan, Minqing, Yongfu (today's Yongtai), Gutian, and Pingnan.