Bar Screen Water Treatment
A bar screen is a mechanical filter used to remove large objects, such as rags and plastics, from wastewater.
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Our Product Advantages
Rooted in Chinese mainland and Hong Kong, we leverage local strengths to serve global clients, achieving outstanding performance in wastewater treatment projects across these regions.
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One Stop Service
With professional craftsmanship and industrial technology, we provide high-quality products to global customers
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sustainable development
Equipped with advanced manufacturing systems. Ensure the efficient and environmentally friendly production of water treatment equipment.
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Technical research and development
Supported by Yixing Lianhua Environmental Protection (with more than 25 years of experience in manufacturing and water treatment solutions in Chinese Mainland).
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Product Competitiveness
Provide customized solutions and differentiated products for industrial wastewater, municipal water supply and other scenarios.
We offer Multi-scenario solutions
Sludge Dewatering Screw Press
Coyon’s screw press sludge dewatering machine is a special pre-concentrating device, wide feed solids concentration: 2000mg/L-50000mg/L.
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Chemical Dosing Storage Tanks
The chemical dosing system is a complete set of equipment integrating function of dosing, mixing, liquid transportation and automatic control.
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Dosing Pump For Chemical
Diaphragm metering pumps are precision devices designed for the accurate transfer of fluids in various industrial applications.
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DAF Plant Water Treatment
Coyon’s Dissolved Air Flotation Machine is mainly for solid-liquid or liquid-liquid separation.
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Have Questions? Call Us+852 64380849
Widely used in industrial wastewater treatment, municipal wastewater treatment, and emergency water purification.
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PROJECT CASES
Having rich experience in manufacturing and water treatment solutions
Screw Press Sludge Dewatering Machine
When the volute press dewatering operation, sludge will be transported to the mixing tank by sludge feed pump, at the same time, the solid polymer has been added to the mixing tank quantitatively by the polymer feed pump.
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Bar Screen In Sewage Treatment Plant
Mechanical bar screens are widely used in wastewater treatment plants to remove large objects, such as plastics, sticks, and other debris, that could potentially damage downstream equipment, clog pipes and cause blockages.
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Chemical Dosing System For Water Treatment
Automatic dosing device is a fully automatic equipment for preparing and dosing polymer dry powder reagents. Capable of intelligent tracking, fully automatic, and continuous dosing, widely used in the fields of water supply, recycled water, and wastewater treatment.
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Coyon AquaTech : Your Leading Water treatment Manufacturer in China
Established in Hong Kong in 2025, Keyong Water Treatment Co., Ltd. serves as an international hub, leveraging the resources of Yixing Lianhua Environmental Protection (which boasts over 25 years of experience in manufacturing and water treatment solutions in mainland China). We focus on global market expansion, combining Hong Kong's R&D advantages with the production capabilities of the mainland.
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News Center
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Bag Filter InstallationOct 16, 2025Place the bag filter on the workstation to be filtered, connect the inlet and outlet flanges or pipe teeth, and fix them; block the exhaust port, or configure an exhaust valve.read more
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Scope Of Use Of Quartz Sand FilterOct 14, 2025The operation of quartz sand filter can be automatically controlled, with high filtration efficiency, low resistance, large processing flow and few backwash times.read more
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Quartz Sand Filter Manufacturing ProcessOct 11, 2025The water distribution plate is opened and the hole is welded to the water distributor. It can also be connected with a threaded connection to facilitate future replacement.read more
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Introduction To Quartz Sand Filter EquipmentOct 09, 2025Quartz sand filters are generally used as pretreatment for reverse osmosis equipment and ultrafiltration equipment, mainly to intercept and adsorb sediment, colloids, metal ions and organic matter.read more
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The Role Of Preprocessing EquipmentOct 07, 2025The role of preprocessing equipment is to process, convert and clean the raw data to make it more suitable for subsequent processing, analysis and application.read more
We offer a diverse range of water treatment
equipment combinations and solutions
equipment combinations and solutions