Zhengsheng Environmental Technology Co., Ltd., established on 2008-03-25, The scope of business includes consulting on environmental protection engineering and noise and vibration control related industries,survey,supervision,Design and Construction;Acoustics and Radiation Technology,Material,Process and product research and development,experiment,Testing and Production,Sales,Install;Environmental assessment and technical services;Municipal utilities and environmental engineering,Mechanical and electrical installation,light steel structure,Metal doors and windows,Intelligent building,Special professional engineering design and construction;Import and export of goods and technology;design,Research,Production,Sales,Install;Air Filtration and Purification Equipment,Dust filtration and purification equipment;Air Pollution Control Services;Construction and decoration engineering construction;Comprehensive utilization of solid waste;Product line development,design,integrated,Assembly and sales;Chemical Products(Does not contain hazardous chemicals)promotion of;gravel sales.Ecological protection engineering construction;River infrastructure construction;Electronic and intelligent engineering construction;Fire engineering construction;Soil Pollution Control and Restoration;Solid Waste Treatment;Design of smart city systems,Install,debugging,technical maintenance;Information system integration service;Information Technology Consulting Services;software development;Refractory series products(Free of Hazardous Chemicals)promotion of.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).