Tianjin Kaiying Technology Development Co., Ltd., established on 2008-04-23, Business scope includes environmental protection technology and products,Atmospheric governance,Equipment,Computer software technology development,consult,Serve,transfer;Municipal Engineering and Design;Machinery and Equipment Leasing;Sewage treatment equipment installation,repair;Equipment(except cars),chemical industry(Hazardous chemicals and precursor drugs are excluded)Wholesale and retail;Solid Waste Treatment;water pollution control;Air Pollution Control;Atmospheric Environmental Pollution Prevention and Control Services;Environmental Consulting Services;Environmental emergency management service;Environmental protection special equipment sales;Sales of special instruments and meters for environmental monitoring;Sales of air pollution monitoring and testing instruments;Sales of solid waste testing instruments;Domestic waste treatment equipment sales;Sales of electronic special equipment;Sales of electronic special materials;electronics sales;Pump and vacuum equipment sales;Sales of hydraulic power machinery and components;Sales of pneumatic power machinery and components;Sales of electronic components and electromechanical components;Intelligent power transmission and distribution and control equipment sales;Livestock manure treatment;Comprehensive utilization of agricultural, forestry, animal husbandry and fishery waste;Research and development of technology for the harmless utilization of agricultural and forestry waste resources;Agricultural non-point source and heavy metal pollution prevention and control technical services;Rural domestic waste business services;Intelligent water system development;software development;Intelligent control system integration;Engineering and Technology Research and Experimental Development;The following limit branch operation:water treatment equipment,Sludge Treatment Equipment,Aeration equipment,air purification equipment,Manufacture of Sewage Sludge Treatment Chemicals,processing;sewage treatment.(If the above business scope involves industry licensing, the license certificate,Operate within the validity period,If the country has special franchise regulations, it shall be handled in accordance with the regulations)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)