in 2017, he replaced zhang xiaoming to become the director of the liaison office of the central people's government in hong kong. in january 2020 he was dismissed and replaced by luo huining, reportedly for misleading the leadership in beijing about the extent of support for the ongoing protests in hong kong and for thus failing to foresee the opposition win by the pro-democracy camp and localist groups in the 2019 local elections. after he dismissed, he was appointed as the vice president of the institute of party history and literature of the cpc central committee in ministerial level.