 In 781, he made Han the prefect of Run Prefecture (潤州, in modern Zhenjiang, Jiangsu) and military governor ("Jiedushi") of Zhenhai Circuit (鎮海, i.e., same area as Zhejiang Circuit).It was said that Han was an effective governor, and that he comforted the people and balanced the taxes.However, it was also said that he was harsh, and that whenever local minor officials — often members of strong local clans — committed crimes, he would execute them without mercy, believing that by doing so he would be stamping out potential rebellions against his rule.