Designed to handle severe blockages and heavy tropical storm deposits in Malabo and Bata municipalities.
A deep dive into municipal wastewater challenges, industrial growth in Malabo and Bata, and high-pressure drainage specifications.
Equatorial Guinea, comprising the insular Bioko Island (home to the capital, Malabo) and the continental Rio Muni region (anchored by the economic center, Bata), has undergone rapid urbanization. The country's warm, wet tropical climate—characterized by heavy precipitation and sustained high humidity—places extraordinary demands on municipal storm drains and wastewater disposal systems. Urban soil runoff, coastal sand intrusion, and high volumes of municipal organic waste require specialized, high-performance cleaning equipment to prevent severe system blockages.
The operational conditions for municipal and industrial cleaning in Equatorial Guinea are significantly different from those in temperate zones. Operators face several persistent challenges:
Municipal procurement teams and private contractors in West Africa are shifting away from high-maintenance European machinery to China's Industry 4.0 smart manufacturing plants. The reason lies in the combination of customized configuration, rapid component logistics, and robust designs built for extreme environments. Chinese manufacturing facilitates custom diesel power integrations, enabling remote operation without relying on local power grids.
Equatorial Guinea's private contractors require systems that can run continuously in high ambient temperatures. This is where modern Chinese factories, such as Foshan Dulles Equipment Co., Ltd., offer advantages. Their self-built testing laboratories ensure that every triplex plunger pump, automatic hydraulic hose reel, and remote-controlled nozzle has been tested under simulated heavy load conditions before shipment to Malabo or Bata ports.
Engineered with enhanced air cooling, heavy-duty fuel filters, and corrosion-resistant coatings specifically configured for hot, humid African coastal zones.
Integrated microprocessors monitor water levels, pressure fluctuations, and hydraulic hose tension, minimizing down-time in remote areas.
Seamless integration with CCTV crawler robots and 512Hz self-leveling transmitters to quickly pinpoint blockages before excavation.
A leading developer of high-pressure cleaning systems, commercial pressure washers, and intelligent drainage inspection equipment.
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, which has helped build a strong reputation and expand gradually into European and American markets from South and East Asia.
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.










Understanding where our specialized high-pressure systems solve critical infrastructure challenges.
Clearing silts, volcanic soils, and organic debris washed down during tropical rains. High-flow diesel engine configurations enable self-contained operations near residential neighborhoods.
Using medium and high-pressure water jetting machines for rust, salt crust, and chemical residue removal in offshore refinery components and cargo vessel hulls.
Integrating underwater CCTV crawling robots to locate fractures and blockages under metropolitan Bata roads without expensive and disruptive excavation.
Essential information for importing and operating commercial sewer cleaning systems in West Africa.
Additional sewer inspection cameras, high-pressure pumps, vacuum dredging tankers, and pipeline tools.