1. Engaged in nuclear safety review and supervision of nuclear power plants in the System and Safety Analysis Room of Nuclear Safety Center of State Environmental Protection Administration (1989-2000), participated in nuclear safety research, and participated in the formulation and review of nuclear safety regulations and standards.

2. North Supervision Station of State Environmental Protection Administration (2000-200 1 Senior Engineer, Deputy Station Master) is engaged in on-site nuclear safety supervision of Tianwan Nuclear Power Station.

3. Jiangsu Nuclear Power Co., Ltd. (200 1-2006 researcher-level senior engineer, deputy director, director and deputy chief engineer) is responsible for license application, nuclear emergency, environmental monitoring, radiation protection, industrial safety and fire fighting.