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For two decades, Wenzhou ZN Machinery Co., Ltd has been a leading manufacturer of high-quality sanitary valves, fittings, filters, and manways. We specialize in providing comprehensive solutions for industries where hygiene is paramount, including pharmaceutical, food, dairy, and beverage processing.

With 20 years of manufacturing expertise, we’re committed to delivering products that meet the most stringent industry standards, including 3-A and GMP (Good Manufacturing Practices). Our extensive experience ensures that every component is designed and produced with precision, durability, and ultimate hygiene in mind…

Our Products

Sanitary Valves, Sanitary fittings,Strainers & Filters,tank accessories like manway,spray balls,etc,

Sanitary-Valves
Sanitary valves
Hygienic stainless steel fittings including sanitary clamps, ferrules, and elbows.
Sanitary fittings
Sanitary liquid cartridge filter housing for high-purity liquid filtration.
Sanitary filters
Stainless steel sanitary pressure manhole with a round sight glass
Tank Accessories

Feature Products

Stainless steel food grade male-union type equal tee for hygienic processing pipelines
Stainless steel food grade clamped true Y tee for hygienic pipeline connections
Stainless steel food processing concentric reducer with male threading.
Stainless steel sanitary tri-clamp U type reducing tee for hygienic pipeline systems
Sanitary stainless steel 3-way ball valve with clamped connections and manual operation for hygienic applications
Hygienic Forging Ball Valve with Clamped Ends
Stainless steel hygienic grade manual clamped diaphragm valve for sanitary industrial applications
Stainless Steel Sanitary Clamp Butterfly Valve
Stainless steel food equipment welded middle-clamp NRV check valve for hygienic pipeline systems
Stainless steel food processing aseptic tank bottom valve

Why US

2003 Founded

20000㎡ Area

1000 + workers

CE 3A GMP Certi

Client Testimonials

“A review from a client who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client name
“A review from a client who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client name
“A review from a client who benefited from your product. Reviews can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client name

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