sewage and wastewater treatment plant solution
Industrial Wastewater Treatment Solutions for Every Industry

Industries We Serve

Municipal

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Chemical Plant

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Hospital

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Aquaculture

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agricultural water treatment plant

Agricultural

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Food & Beverage Plant

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home sewage treatment plant

Heim

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well water treatment systems

Well & Borehole Water

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About Zheng Nuo

Founded in 1996, Quanzhou Zhengnuo Environmental Protection Technology Co., Ltd. is a credible high-tech enterprise offering integrated one-stop environmental protection solutions. The company focuses on the R&D and manufacturing of waste oil regeneration devices, waste gas treatment systems and full-set sewage treatment equipment.

We maintain long-term research partnerships with renowned universities and research institutes, holding over 20 independent patents. Our flagship high-frequency diaphragm waste oil regeneration system holds invention patents and has won numerous technological innovation honors.

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Our Solutions

COD & BOD

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SS

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FOG

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Ammonia Nitrogen Removal From Wastewater

NH₃-N

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Remove Odor From Wastewater

H₂S & NH₃

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PH Adjustment in Wastewater Treatment

PH

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Ultrafiltration Wastewater Treatment

UF

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Reverse Osmosis Water Treatment

RO

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UV Disinfection Water Treatment

UV

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Ozone Disinfection Water Treatment

Ozone

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Why Choose Us

30 Years of Industry Experience

We encountered many unique problems and worked with our clients to solve them.

One-Stop from Design to Delivery

Process design → Manufacturing → Commissioning → On-site Support

FDA/CE/ISO Certified

Meeting the strictest international standards.

Custom Engineering Solutions

No cookie-cutter. Every system tailored to your water.

Video Inspection Before Shipping

See your system running before it leaves our factory.

24/7 Global Technical Support

We’re always one message away.

Featured Systems

Project Cases

Nachricht & Blog

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Abwasserbehandlung für Lebensmittel und Getränke

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