Cui was despatched to the Organization Department of the CCP Yunnan Provincial Committee in August 1994, becoming its deputy head in December 2007.
He also served as head of Yunnan Provincial Human Resources and Social Security Department.
[1][2] He concurrently served as secretary-general of the CCP Yunnan Provincial Committee from November 2021 to June 2022.
In June 2022, he was chosen as director of the National Religious Affairs Administration, concurrently serving as deputy head of the United Front Work Department.
[3] On 18 March 2023, he was put under investigation for alleged "serious violations of discipline and laws" by the Central Commission for Discipline Inspection (CCDI), the party's internal disciplinary body, and the National Supervisory Commission, the highest anti-corruption agency of China.