Deputy Mayor Huan is responsible for the agricultural and rural affairs, forestry, water conservancy, judicial system, ecological and environmental protection, and market regulation.

Huan supervises the work of the city’s Municipal Bureau of Justice, the Municipal Environmental Protection Bureau, the Municipal Agriculture and Rural Affairs Bureau (the Municipal Rural Revitalization Bureau), the Municipal Forestry and Water Conservancy Bureau, the Municipal Market Regulation Bureau (the Municipal Intellectual Property Bureau), the Supply and Market Cooperative, the Academy of Agricultural Sciences, and the Water Management Office.

He is also the appointed liaison to Hangzhou Municipal Meteorological Bureau.