Who were the Yiwu people called Confucians during the Southern Qi Dynasty?

Lou Youyu: educator and writer in the Southern Dynasties. (date of birth and death unknown), courtesy name Jiyu. A native of Dongyang (now Zhejiang) in the Qi Dynasty. There is little scholarship in Qi Gie's affairs. Professor Jutu, who should not be recruited, was praised by Wang Ying, the governor of Yangzhou in Linchuan (now Jiangxi Province), as "the earliest educator and writer in Yiwu." He is the author of 30 volumes of "Rites" (jùn) and "Book of Rites" "Zhí" (zhí) Farewell Notes" is one volume. Volume 35 of "Sui Shu" contains 66 volumes of "Lou Youyu Collection". "The Biography of Xu Bozhen in Southern History" written by Li Yanshou of the Tang Dynasty records: "Lou Youyu, courtesy name Ji Yu, of the same county as Bo Zhen, also gathered disciples and professors. He should not be conquered, but he was appreciated by Wang Ying of Linchuan, and he wrote thirty volumes of it." There is a biography in "Zhejiang Dictionary of Ancient and Modern Figures". Since the word Loulou was commonly used in ancient times, Xiao Zixian, a historian and writer in the Liang Dynasty in the Southern Dynasties, wrote the Book of Southern Qi to refer to Lou Youyu.