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- About Us -

WHY NIPO
Zhejiang Naibang Valves Co., Ltd.
Naibang Valve is an expert in check valve solutions aspect,it's deeply cultivationfield nearly 20 years.The company has gathered a team of 70 elites, with 40% ofits owned brands being exported, the products enjoy a high reputation both athome and abroadThe annual sales has been continuously increasing and reach70 million RMB in 2024. 
 
Naibang Valve takes product quality, non-standard customization, superiorservice, complete qualifications and innovative R&D as its core competitiveness...
NIPO-1
Axial Flow Check Valve

ASK OUR ENGINEERS ABOUT VALUE PRODUCTS

Naibang Valveswill uphold the spirit of innovation and steadily advance in both domestic andinternational markets.

- Series -

NIPO’S FEATURED VALVES SERIES

Strict quality control system. welcome third party for quality checking. quick delivery, high quality and reasonable price
Double Disc Check Valve
NIPO’S FEATURED SERIES
Engineered for Excellence – H77 & Axial Flow Series From the precision of the H77 tilting disc check valve to the streamlined performance of our axial flow designs.
These flagship solutions embody our commitment to flow efficiency, zero backflow, and industrial reliability—built for the most demanding applications across energy, water, and chemical sectors.
Lift Check Valve
- Industry Solutions -

NIPO'S INDUSTRY SOLUTIONS

All valves according the drawing to produce and 100% pressure testing, 100%material inspection
-Digital Showroom-

NIPO’S 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
 
- Certification -

NIPO’S VALVE CERTIFICATION

Check Valve certification
- Blogs -

INDUSTRY NEWS&BLOGS

Welcome to inquiry and purchase later in the day for us
09 Jul 2026
What Is a Gate Valve Used For?

Learn how to select and apply gate valves for industrial isolation. Covers API 600 standards, material selection, and applications in water & oil.

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02 Jul 2026
Breather Valve Sizing Calculation Methods Explained Clearly

Master API 2000 breather valve sizing for storage tanks. Learn to calculate venting needs, avoid common errors, and ensure safety and compliance.

READ MORE
news_main_image_157563590540821129411.png
25 Jun 2026
Gate Valve vs Ball Valve Comparison Guide

Compare gate vs ball valves for industrial piping. Learn about design, flow control, sealing, and safety to select the right valve.

READ MORE
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WE'D LIKE TO WORK WITH YOU

- Product -

NIPO - FIND THE RIGHT VALVE

Naibang Valve is an expert in check valve solutions aspect,it's deeply cultivationfield nearly 20 years

BREATHER VALVE

5
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FLAME ARRESTOR

5
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DIAPHRAGM VALVE

 
 
 
 
5
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BALL VALVE

 
 
 
 
5
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Is a professional valve manufacturer integrating design, technical development, produce and sale service, has a solid strength and rich production experience.

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Phone: +86-18967709063
            nipo@nipovalve.com
WhatsApp: +8618967709063 
Add: South Gate 1, Zhongquan Industrial Park, DongOu Industrial Zone, Oubei Sub-District, Yongjia County,Wenzhou, Zhejiang, China.
Copyrights © 2025 Zhejiang Naibang Valves Co., Ltd. All Rights Reserved.