Water & Wastewater Treatment: Valves, pumps, pipe fittings, water meters, seals, and various water supply & drainage equipment; filtration materials, membrane & separation technologies & equipment; water dispensers, pure water machines, water purifiers, ultrafiltration systems & accessories; water quality testing, analysis, monitoring instruments & equipment; water treatment chemicals, ozone, UV purification equipment & technologies; water-saving technologies & equipment, rainwater harvesting systems, steam condensate recovery; equipment, technologies & services for industrial water, rainwater, pure water, filtered water, wastewater, and sludge treatment; desalination, water environment ancillary equipment, river & lake dredging technologies & pollution control; water feature engineering & pool systems; aquatic plant wastewater treatment, etc.

Air & Gas Treatment: Gas & flue gas treatment equipment & technologies, air pollution & toxic gas control, gas emission pollution monitoring & research, air purification, filtration devices & pollution prevention, environmental monitoring instruments & equipment, industrial exhaust gas purification, dust removal, desulfurization equipment & technologies, cleaning equipment & technologies, indoor pollution & engineering services, oil fume purification products, vehicle exhaust treatment, air quality monitoring & remote sensing.

Solid Waste Management: Waste landfill, incineration, & biochemical treatment equipment; waste testing; waste material recycling & reuse; waste collection & sorting facilities; waste compression, transportation equipment & technologies, sanitation vehicles, processing & recycling of ordinary & industrial fertilizers.

Noise Control: Noise control systems & monitoring devices, noise treatment technologies, noise prevention materials & products, noise damage & interference control; Cleaning Sector: Various cleaning supplies & equipment, including trash bins, garbage cans, sweeping tools, etc.; public toilets, mobile toilets & related technologies.

Cleaning Equipment: High-pressure cold/hot water cleaners, wet/dry vacuum cleaners, air blowers, vacuum sweepers, automatic floor scrubbers, extraction carpet cleaners, central AC duct cleaning equipment, ultrasonic cleaning equipment, cleaning robots; urban public area & street cleaning equipment & supplies, cleaning vehicles, various cleaning agents, etc.