Innovative technology for global infrastructure and industrial hygiene


100-800mm Diesel Sewer Jetting Machine High Pressure Water Jet Cleaner Drain Pipe Cleaning Equipment

Heavy Duty Floor Tile Marble Cinema Cleaning Equipment for Supermarket

Jhui Membrane Bioreactor Mbr Module PVDF Hollow Fiber Bioreactor Mbr System

Low-Residue Multi-Source Multi-Destination Pigging System ISO 1"/Pipeline Cleaning System


High Pressure 800bar Cleaning Equipment Pipeline Cleaner Drain Cleaners Pipe Cleaning Equipment

Integrated Emergency Rescue Vehicle Tow Truck Water Tanker Special Equipment
In the modern era of Industry 4.0, Industrial Flushing Systems have transitioned from simple mechanical water-delivery units to sophisticated, IoT-enabled ecosystems. As a leading China exporter, we recognize that global enterprises no longer seek just equipment; they demand integrated cleaning intelligence. The shift toward sustainability has placed high-pressure water jetting and membrane bioreactors (MBR) at the forefront of industrial maintenance.
Integration of AI-driven pressure regulation and remote monitoring sensors allows for predictive maintenance, reducing downtime by up to 30% in large-scale municipal operations.
Our Jhui Membrane Bioreactor (MBR) systems represent the pinnacle of water recovery technology, enabling factories to recycle process water with 99% efficiency.
Transitioning from traditional diesel-hungry units to variable-frequency electric sewer cleaners reduces carbon footprints while maintaining high-torque performance for pipe dredging.
Foshan has long been the heart of China’s high-precision engineering. Our facility leverages a "Vertical Integration" model, where research, casting, assembly, and testing occur under one roof. This ensures Supply Chain Resilience, providing global buyers with consistent lead times even during volatile market shifts. By utilizing automated assembly lines and high-precision testing instruments, we bridge the gap between "Mass Production" and "Bespoke Engineering."
Our industrial flushing and cleaning systems are engineered for diverse environments, from the freezing temperatures of Nordic municipal pipes to the high-salinity conditions of Middle Eastern shipyards.
High-pressure 800bar cleaning equipment is essential for ship rust removal and chemical tank decontamination, ensuring zero residue and structural integrity.
Diesel sewer jetting machines with 100-800mm capacity are the backbone of urban health, preventing flooding through efficient pipe dredging.
Low-residue pigging systems and hygienic pipeline cleaning units ensure food safety and minimize product loss during liquid recovery processes.
Foshan Dulles Equipment Co., Ltd. was great experienced in cleaning mechanical system research and development for more than 30 years, which was one of the earliest companies to produce pressure washers. As the growing market greatly demand of clean and environmental products year by year, we speed up research and development work meanwhile commit to provide multi-aspect cleaning and environmental solutions to our customers. Early in 1995, the first general home pressure washer was developed.

In order to meet the different requirements from market demand, we continue to develop products which involve commercial and industrial pressure washers, explosion-proof high pressure cleaning machines, sewer machine drain cleaners, fog making machines, electric sewer cleaners, gasoline dredge cleaning machines, as well as intelligent fog making machines, etc.
Our products are widely applied in various areas, especially in industrial and chemical production, ship rust removal, municipal bridge engineering, mine and road dust removal, street cleaning, urban pipe dredging, and mobile car wash equipment, etc. The series products have obtained 3C, CE and ISO certificates, and also design pattern certificates for pressure washers, high pressure pumps, fog making machines and more. Dulles products are well accepted by the market with advantages of unique and fashionable design, cost-effectiveness, high-level safety and stable performance.

The company owns a self-built laboratory, automated assembly lines, and high-precision testing instruments and equipment to ensure the safety, long service life, and stable quality of each finished product. Our professional team provides 7×24-hour pre-sales, sales, and after-sales service to respond promptly to every inquiry with professional solutions and effective communication.
We are now cooperating with globally recognized research and development institutions both at home and abroad, and will continue to deliver better products to the market through innovation and development in the field of cleaning and environmental protection. We promise to do our best to clean the world and create a smarter life, and we will grow together with partners worldwide to build a most reliable global brand in the cleaning and environmental protection industry.
In an industrial context, high-pressure systems typically operate above 200bar (2,900 PSI). Our specialized equipment reaches up to 800bar, designed for extreme tasks like stripping marine barnacles or clearing calcified industrial pipes. The key is the plunger pump's durability and precision flow control.
Industrial flushing generates wastewater. Our Jhui Membrane Bioreactor (MBR) modules act as the "kidneys" of the system, filtering out contaminants using PVDF hollow fiber technology. This allows the same water to be reused in the flushing cycle, drastically reducing operational costs and environmental impact.
It boils down to "The Efficiency Frontier." China’s Industry 4.0 ecosystem allows for rapid prototyping and massive scalability. For instance, our integrated emergency rescue vehicles combine water tankers and special equipment—a level of complex integration that is more cost-effective here than in Europe or North America, without sacrificing safety (CE/ISO certified).
Routine maintenance involves checking the high-pressure pump oil, inspecting the nozzles for wear, and ensuring the diesel engine's cooling system is optimal. We provide 7x24 hour support and localized kits to ensure that municipal operations never stall.
Specialized machinery for niche industrial requirements

ISO 1" Manual Pigging System Economical Hygienic Pipeline Cleaning Unit for Liquid Product Recovery

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3D2 High-Pressure Plunger Pump Cleaning and Suction Pipeline System Combination

240bar Water Jet Hrdro Jet Cleaner Industrial Automatic High-Pressure Cleaning System