Hot Line:+86 571 8768 0216

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  • SIAN--Gas Flow Control Expert

    Ningbo Fuhua Valve Co., Ltd.  -------
    With more than 30 years’ experience in valve production and R&D, SIAN Valve focuses on LPG cylinder valves, industrial gas cylinder valves, CNG valves, medical gas valves, fire extinguisher valves,  etc., a total of more than 300 varieties of valves and related accessories.
    With an annual production of 20 million sets of valves, we are one of the leading valve brands in the world.
  • R&D Center
    R&D CENTER
    We have set up branches and R&D centers in the United States and Europe. 
    We provide our products and services to the top 6 Gas companies in the world.
  • service
    SERVICE
    Customized OEM products are available; Prompt delivery time: 20-25 days after receipt of advance payment; Patient explanation before order and timely after-sale service. 
MAIN PRODUCTS

SIAN Valve focuses on LPG cylinder valves, industrial gas cylinder valves, CNG valves, medical gas valves, fire extinguisher valves,  etc.
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PRESSURE VALVES
DIGITAL SHOWROOM
If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
NEWS CENTER
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Industry News
Maximizing Safety and Efficiency with SIAN's Advanced LPG OPD Valve
02/06/2023

If you're using LPG cylinders, you know how important it is to prioritize safety and efficiency. That's why the LPG OPD Valve is a must-have for any LPG distribution system. The LPG OPD Valve is a safety device that prevents overfilling of LPG cylinders, protecting against accidents and leaks caused

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Industry News
Oxygen Gas Cylinder Valves in Healthcare: How They Support Safe and Reliable Delivery
02/08/2025

Learn how oxygen gas cylinder valves support patient safety, controlled oxygen delivery, medical equipment performance, and reliable healthcare operations.

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Industry News
CO₂ Valves in Brewing: A Practical Guide to Tank Pressure, Transfer, and Packaging
27/07/2025

Learn how CO₂ valves work within brewery gas systems and how to select the right valve for carbonation, tank pressure, beer transfer, and packaging.

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Industry News
Oxygen Gas Cylinder Valves Vs. Other Gas Cylinder Valves: What’s The Difference?
31/07/2025

Learn how oxygen gas cylinder valves differ from valves for nitrogen, argon, helium, and other gases in terms of materials, pressure, cleanliness, safety, and flow control.

SiAN committed to fluid control, creating a safe and livable enviroment for humans.

PRODUCTS

CONTACT INFO

 +86 571 8768 0216
Factory Website: 
 Room 803, Building 1, Qianjiang Shenlan International Center, Yingfeng Street, Xiaoshan District, Hangzhou, Zhejiang 311200, China (Zip Code: 311200)
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