对本市排水设施规划、开发、运营、维护及管理业务，对排水建设项目筹资及还贷，排水设施配套机电设备（除汽车）、仪表安装、非标设备制作。在排水设备领域内涉及技术开发、技术咨询、技术转让、技术服务，物业管理，从事货物及技术进出口业务；以下经营范围限分支机构经营：二类机动车维修（小型车辆维修，大、中型货车维修）。【依法须经批准的项目，经相关部门批准后方可开展经营活动】
Aiming at the problem of odor pollution from urban ventilation wells,a monitoring and early warning system for ventilation wells based on NB-IoT technology is proposed.Through the installation of electronic nose device and the adoption of NB-IoT Internet of Things,big data analysis technology and cloud computing technology system,the system has realized"real-time monitoring,timely warning,accurate traceability and effective management"of odor environmental pollution in urban ventilation wells,greatly improves the level of odor environmental pollution prevention,control and monitoring,as well as the level of visual management and effective management of environmental information,and ensures the people's life safety and the harmonious development of economic society.
