Membrane & Pure Water Systems
Reverse Osmosis System
Industrial RO for desalination, boiler feed, and process water.
View DetailsWhat we make
Industrial water treatment equipment, built for your project.
QJ Water Treatment supplies membrane systems, pretreatment equipment, chemical dosing and disinfection systems, and consumables for global industrial and commercial water treatment projects.
Product categories by system function
This structure helps buyers match equipment to the process stage: membrane separation, pretreatment, dosing, disinfection and consumable replacement.
Membrane & Pure Water Systems
Membrane & Pure Water Systems
Ultrafiltration System
UF membranes for turbidity, colloids, and bacteria reduction.
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Membrane & Pure Water Systems
Ultrapure Water Equipment
RO + EDI + Mixed Bed + Polishing for high-purity needs.
View DetailsDesalination & Water Reuse
Desalination & Water Reuse
Seawater Desalination Equipment
High-pressure systems with energy recovery for coastal projects.
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Desalination & Water Reuse
Brackish Water Treatment Equipment
Effective TDS reduction for groundwater and high-salt sources.
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Desalination & Water Reuse
Wastewater Treatment Equipment
Integrated treatment trains for industrial effluent reuse.
View DetailsPretreatment, Disinfection & Accessories
Pretreatment, Disinfection & Accessories
Filtration Equipment (Pretreatment)
Media filters, carbon filters, cartridge filters, and softeners.
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Pretreatment, Disinfection & Accessories
Disinfection Equipment
Chemical dosing, UV, ozone, and sodium hypochlorite generators.
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Pretreatment, Disinfection & Accessories
Membranes & Accessories
RO/UF membranes, filters, resins, valves, and consumables.
View DetailsOEM / ODM
Custom systems for distributors, contractors and brand owners
Product details can be customized for system capacity, frame material, voltage, membrane brand, control cabinet, instrument selection, packaging and documentation.
Reverse Osmosis System
Ultrafiltration System
Ultrapure Water Equipment
Seawater Desalination Equipment
Brackish Water Treatment Equipment
Wastewater Treatment Equipment
Filtration Equipment
Water Softener
Disinfection Equipment
Chemical Dosing System
UV Sterilizer
Ozone Generator
Sodium Hypochlorite Generator
RO Membrane
UF Membrane
PP Filter Cartridge
Ion Exchange Resin
Water Treatment Accessories