 In late 786, he tried to defuse the tension between the major general Li Sheng, with him he was friendly, and Zhang Yanshang, by holding feasts (along with Liu Xuanzuo) for them and asking them to be sworn brothers.He also supported Li Sheng's advocacy for military action against Tufan.Meanwhile, it was said that Han was so trusted by Emperor Dezong that he had the greatest authority among chancellors.