Fán Ān-gōng “Tranquil Duke” [Cáo] Jūn was adopted to serve as his father’s younger brother Jì Gōng-gōng “Respectful Duke” [Cáo] Bīn’s posterity. Jiàn’ān twenty-second year  he was given fief as Marquis of Fán. Twenty-fourth year  he died. His son Kàng succeeded. Huángchū second year , he was advanced to Duke, posthumous title Ān-gōng “Tranquil Duke.”
Third year , Kàng’s fief was moved to Duke of Jì. Fourth year , the fief was moved to Duke of Túnliú. Jǐngchū first year  he died, posthumous title Dìng-gōng “Ordered Duke.” His son Chén succeeded.
During Jǐngchū, Zhèngyuán, Jǐngyuán, the fief accumulated with the previous to a total of 1900 households.