14 Years Gold Supplier Β· Verified by Alibaba.com
πŸ“ž +86 577 8888 8888 βœ‰ Victor.xie@longva.cc EN
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Sanitary Process Solutions

Engineered stainless steel for the world's process industries.

From sanitary valves and tri-clamp fittings to tanks, heat exchangers and CIP pumps β€” Longva manufactures stainless components trusted by brewing, dairy, food, beverage and pharmaceutical lines in 60+ countries.

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14+
Years Manufacturing
60+
Countries Served
1,200+
SKUs in Catalog
≀6h
Inquiry Response
Sanitary Pressure Reducing Valve
Spiral Heat Exchanger
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ISO 9001 Β· 3-A Β· CE
Audited material traceability
Trusted across the value chain
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Trade Assurance
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304 / 316L Material Cert.
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OEM & ODM Welcome
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Worldwide DDP / FOB
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≀6h Response
Product Universe

Three Pillars. One Process Standard.

Each category is built around modular, interchangeable stainless components β€” designed for sanitary CIP/SIP cycles and decades of duty.

Sanitary Valves
01 / VALVES

Sanitary Valves

Ball, butterfly, check, pressure-reducing, safety relief and rotary airlock valves in 304/316L.

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Sanitary Pipe Fittings
02 / FITTINGS

Sanitary Pipe Fittings

Tri-clamp manifolds, ferrules, elbows, tees, reducers and unions to DIN, SMS and ISO standards.

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Tanks & Equipment
03 / EQUIPMENT

Tanks & Process Equipment

Storage tanks, jacketed vessels, CIP pumps, chillers and heat exchanger coils for full-line builds.

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Why Longva

Capabilities engineered around your line.

From DFM consultation to dispatch β€” vertically integrated control over material, machining, polishing, welding and testing.

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In-house Manufacturing

CNC turning, MIG/TIG welding, electro-polishing and assembly under one roof β€” full traceability from coil to crate.

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Quality Lab

PMI spectrometer, surface roughness ≀ Ra 0.4 ΞΌm, hydrostatic and helium leak testing on every critical part.

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OEM / ODM

Custom drawings, private label, branded laser marking, and ferrule sizes adapted to DIN, SMS, ISO and 3-A standards.

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Global Logistics

FOB Ningbo / Shanghai, DDP US & EU, sea-air consolidation and bonded warehousing for repeat buyers.

Industries Served

Built for the lines that can't stop.

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Brewing & Distilling
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Dairy
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Wine & Beverage
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Pharmaceutical
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Food Processing
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Cosmetics & Chemical
Longva Factory
14
Years engineering
sanitary stainless components
Who we are

Wenzhou Longva Machine Co., Ltd.

Founded in Wenzhou β€” the heart of China's stainless valve cluster β€” Longva combines 14 years of metallurgy know-how with modern CNC capacity. We are a verified Alibaba.com Gold Supplier (response time ≀ 6 h, 90.78% reply rate) shipping to buyers in TΓΌrkiye, Europe, North America, the Middle East and Southeast Asia.

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    Trade Assurance backed100% protection on product quality and on-time shipment.
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    Material certified304 / 316L stainless with mill test certificates per batch.
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    Sample-friendly MOQsMost fittings ship from 10 pcs; tanks and pumps from 1 set.
  • βœ“
    Engineering supportP&ID review, ferrule sizing and sanitary CIP design.
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Ready to spec your next process line?

Send us your drawings, P&ID or product list. Our engineers reply within 6 hours with quote, lead time and a tailored sample plan.

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