Ye Fashan came from a famous family originated in Nanyang and he himself was a resident of
His past four generations of ancestors had all been Taoist priests and he had surpassed all his forefathers in his talent, attaining distinction and eminence. During the reigning periods of Emperors Gaozong and Xuanzong of the Tang Dynasty, he became such an exceptional figure he was made the chief minister of the court for state ceremonial events and granted the title the Duke of Yue. He was recognized as the Taoist leader of his time.