Water treatment and sewage treatment: Valves, pumps, fittings, water meters, seals, and various water supply and drainage devices; filter materials, membrane and separation technology and equipment; various water dispensers, pure water machines, water purifiers, ultrafiltration water purifiers and their accessories; water resources detection, analysis, monitoring instruments and equipment; water treatment agents, ozone, ultraviolet light and other water purification equipment and technology; various water-saving technologies and equipment, steam condensate recovery; industrial water, rainwater, purified water, filtered water, sewage, sludge treatment equipment, technology and services; seawater desalination, water environment supporting equipment, river and lake dredging technology and pollution control; water landscape engineering and swimming pool systems; water plant sewage treatment, etc.

Gas treatment: Gas and smoke treatment equipment and technology, air pollution and toxic gas control, gas emission pollution detection and research, air purification, filtering devices and environmental pollution prevention, environmental monitoring instruments and equipment, industrial exhaust purification, dust removal equipment and technology, cleaning equipment and technology, indoor pollution and engineering services, smoke exhaust purification products, vehicle tail gas processing, air quality monitoring and remote sensing

Solid waste treatment: Waste landfill, incineration, biodegradation equipment; waste detection, monitoring technology and products; waste material recycling and reuse; waste collection, classification facilities, sorting equipment and technology; waste compaction equipment, transportation equipment and technology, sanitation vehicles, general and industrial fertilizer processing and regeneration utilization

Noise control: Noise control system and detection device, noise treatment technology, noise prevention materials and products, noise damage and interference control. Cleaning field: Various cleaning supplies and equipment, including garbage cans, trash cans, cleaning supplies, etc.; urban public toilets, mobile toilets and technology; high-pressure cold (hot) water cleaning machines, vacuum cleaners, blow dryers, vacuum cleaning machines, automatic floor scrubbing machines, suction carpet cleaning machines, central air conditioning duct cleaning equipment, ultrasonic cleaning equipment, cleaning robots; urban public areas and street cleaning equipment and supplies, cleaning vehicles, various cleaning agents, etc. (The content of this article belongs exclusively to JuZhan Network. Unauthorized forwarding is prohibited.)

Risk prevention and management: Personal health and environment, disaster prevention, natural risk prediction and alarm systems, industrial risks, health safety; drilling equipment, spring collection equipment, water well equipment, green packaging, environmentally friendly tableware, environmentally friendly buildings, and IT industry applications, etc.