Water Treatment:Water plant equipment and technology, complete water plant facilities and supporting equipment, water engineering construction and consulting, industrial wastewater and municipal sewage treatment, water supply and drainage, water pumps, water meters, instruments, valves, refrigeration equipment, pipelines, pipeline network inspection and repair engineering technology, sealing materials and pipeline equipment; environmental protection materials, environmental protection electrical appliances (environmental monitoring instruments), environmental protection sewage treatment equipment, dehumidifiers, humidifiers, water purifying agents, purification equipment, water purification equipment, purifying agents, variable frequency water systems, water supply systems, drainage systems, water resource testing, analysis, instruments and equipment, water environment supporting equipment, filtration equipment, instruments and materials

Power & Electricity:Power control devices, power station equipment, electrical switches, generator sets, gas equipment, wires and cables, electric heating equipment, power distribution and transmission equipment, electronic components, insulating materials, electrical and electronic materials, electro-acoustic devices, light sources, electronic professional equipment, outdoor lighting, lighting equipment, lighting accessories, clean renewable energy, wind power, geothermal energy, fresh air handling units, energy-saving new energy, power industry, water conservancy and hydropower, water-cooled screw chillers, low-voltage electrical appliances, high-voltage electrical appliances, transformers, voltage stabilizers, complete sets of equipment, electrical switches, explosion-proof electrical appliances, instruments and meters, industrial control electrical appliances, wires and cables, motors, electronic ballasts

Environmental Protection Equipment:Environmental protection materials, environmental protection electrical appliances, environmental protection batteries, environmental protection power equipment, environmental protection cleaning equipment and spare parts, energy-saving technologies, industrial and municipal solid waste collection and treatment equipment, toxic and hazardous waste treatment, purification equipment, water supply systems

Waste Utilization:Comprehensive utilization of waste for power generation, resource comprehensive utilization equipment and technology, biomass power plants, fermentation, composition, landfill gas utilization, substrate processing, transportation and supply systems