Central and Southern China Municipal Engineering Design and Research Institute

North China Municipal Engineering Design Institute

Water Research Department of North China Municipal Engineering Design Institute

Central and Southern China Municipal Engineering Design Research Institute

Southwest Municipal Engineering Design and Research Institute of China

Beijing General Municipal Engineering Design and Research Institute

Changzhou Municipal Engineering Design and Research Institute

Chongqing Municipal Engineering Design and Research Institute

Geotechnical Reconnaissance Branch of Tianjin Municipal Engineering Design and Research Institute

Guangzhou Municipal Engineering Design and Research Institute

Shanghai Municipal Engineering Design and Research Institute

Tianjin Municipal Engineering Design and Research Institute

Wuhan Municipal Engineering Design and Research Institute

Wuxi Municipal Engineering Design and Research Institute

Dalian Municipal Design and Research Institute of Environment Science Dalian

Dalian Municipal Design and Research Institute of Environmental Science

Dalian Municipal Research and Design Institute of Environmental Science

Shanghai Municipal Engineering Design and Research General Institute

Qingdao Municipal Engineering Design Research Institute Co.