Central urban district of Shuangyashan
contorlled blasting in urban district
exploration in urban district
Guangzhou Huadu District Urban Environmental Sanitation Management Institute
Guangzhou urban district
Jinan urban district section
Panyu District Urban Planning Room of Guangzhou
Pingdingshan New Urban District
planning of water conservancy in the urban district
river channel of the Longchuan River in the urban district of Chuxiong
rural-urban (urban-rural) continuum